Home / 51,995,762.28-71,753,275.08-28,790,391.06

Finding the Fourth Proportional to 51,995,762.28, 71,753,275.08 and 28,790,391.06

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Solution

The fourth proportional to 51,995,762.28, 71,753,275.08 and 28,790,391.06 is: 39,730,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,995,762.28 : 71,753,275.08 = 28,790,391.06 : x
  2. Step 2: Convert to fraction form
    51,995,762.28/71,753,275.08 = 28,790,391.06/x
  3. Step 3: Cross multiply
    51,995,762.28x = 71,753,275.08 × 28,790,391.06
  4. Step 4: Simplify right side
    51,995,762.28x = 2,065,804,849,388,952.75
  5. Step 5: Solve for x
    x = 2,065,804,849,388,952.75/51,995,762.28
  6. Step 6: Final answer
    x = 39,730,254.14

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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.