Home / 20,357,730.60-30,536,595.90-17,169,084.60

Finding the Fourth Proportional to 20,357,730.60, 30,536,595.90 and 17,169,084.60

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Solution

The fourth proportional to 20,357,730.60, 30,536,595.90 and 17,169,084.60 is: 25,753,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,357,730.60 : 30,536,595.90 = 17,169,084.60 : x
  2. Step 2: Convert to fraction form
    20,357,730.60/30,536,595.90 = 17,169,084.60/x
  3. Step 3: Cross multiply
    20,357,730.60x = 30,536,595.90 × 17,169,084.60
  4. Step 4: Simplify right side
    20,357,730.60x = 524,285,398,403,113.19
  5. Step 5: Solve for x
    x = 524,285,398,403,113.19/20,357,730.60
  6. Step 6: Final answer
    x = 25,753,626.90

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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.