Home / 20,367,059.10-30,550,588.65-17,736,426.15

Finding the Fourth Proportional to 20,367,059.10, 30,550,588.65 and 17,736,426.15

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Solution

The fourth proportional to 20,367,059.10, 30,550,588.65 and 17,736,426.15 is: 26,604,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,367,059.10 : 30,550,588.65 = 17,736,426.15 : x
  2. Step 2: Convert to fraction form
    20,367,059.10/30,550,588.65 = 17,736,426.15/x
  3. Step 3: Cross multiply
    20,367,059.10x = 30,550,588.65 × 17,736,426.15
  4. Step 4: Simplify right side
    20,367,059.10x = 541,858,259,429,753.12
  5. Step 5: Solve for x
    x = 541,858,259,429,753.12/20,367,059.10
  6. Step 6: Final answer
    x = 26,604,639.23

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.