Home / 20,337,623.58-30,506,425.65-5,191,550.22

Finding the Fourth Proportional to 20,337,623.58, 30,506,425.65 and 5,191,550.22

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Solution

The fourth proportional to 20,337,623.58, 30,506,425.65 and 5,191,550.22 is: 7,787,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,337,623.58 : 30,506,425.65 = 5,191,550.22 : x
  2. Step 2: Convert to fraction form
    20,337,623.58/30,506,425.65 = 5,191,550.22/x
  3. Step 3: Cross multiply
    20,337,623.58x = 30,506,425.65 × 5,191,550.22
  4. Step 4: Simplify right side
    20,337,623.58x = 158,375,640,794,671.12
  5. Step 5: Solve for x
    x = 158,375,640,794,671.12/20,337,623.58
  6. Step 6: Final answer
    x = 7,787,322.85

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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.