Home / 51,628,934.28-71,245,224.48-28,419,528

Finding the Fourth Proportional to 51,628,934.28, 71,245,224.48 and 28,419,528

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Solution

The fourth proportional to 51,628,934.28, 71,245,224.48 and 28,419,528 is: 39,217,459.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,628,934.28 : 71,245,224.48 = 28,419,528 : x
  2. Step 2: Convert to fraction form
    51,628,934.28/71,245,224.48 = 28,419,528/x
  3. Step 3: Cross multiply
    51,628,934.28x = 71,245,224.48 × 28,419,528
  4. Step 4: Simplify right side
    51,628,934.28x = 2,024,755,651,975,645.50
  5. Step 5: Solve for x
    x = 2,024,755,651,975,645.50/51,628,934.28
  6. Step 6: Final answer
    x = 39,217,459.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.