Home / 47,531,182.62-71,288,346.11-21,617,414.16

Finding the Fourth Proportional to 47,531,182.62, 71,288,346.11 and 21,617,414.16

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Solution

The fourth proportional to 47,531,182.62, 71,288,346.11 and 21,617,414.16 is: 32,422,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,531,182.62 : 71,288,346.11 = 21,617,414.16 : x
  2. Step 2: Convert to fraction form
    47,531,182.62/71,288,346.11 = 21,617,414.16/x
  3. Step 3: Cross multiply
    47,531,182.62x = 71,288,346.11 × 21,617,414.16
  4. Step 4: Simplify right side
    47,531,182.62x = 1,541,069,702,641,295
  5. Step 5: Solve for x
    x = 1,541,069,702,641,295/47,531,182.62
  6. Step 6: Final answer
    x = 32,422,288.23

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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.