Home / 47,377,259.31-71,065,880.85-25,829,981.13

Finding the Fourth Proportional to 47,377,259.31, 71,065,880.85 and 25,829,981.13

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Solution

The fourth proportional to 47,377,259.31, 71,065,880.85 and 25,829,981.13 is: 38,744,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377,259.31 : 71,065,880.85 = 25,829,981.13 : x
  2. Step 2: Convert to fraction form
    47,377,259.31/71,065,880.85 = 25,829,981.13/x
  3. Step 3: Cross multiply
    47,377,259.31x = 71,065,880.85 × 25,829,981.13
  4. Step 4: Simplify right side
    47,377,259.31x = 1,835,630,360,986,998.75
  5. Step 5: Solve for x
    x = 1,835,630,360,986,998.75/47,377,259.31
  6. Step 6: Final answer
    x = 38,744,967.27

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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.