Home / 25,730,498.80-35,509,246.32-15,417,000.28

Finding the Fourth Proportional to 25,730,498.80, 35,509,246.32 and 15,417,000.28

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Solution

The fourth proportional to 25,730,498.80, 35,509,246.32 and 15,417,000.28 is: 21,276,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730,498.80 : 35,509,246.32 = 15,417,000.28 : x
  2. Step 2: Convert to fraction form
    25,730,498.80/35,509,246.32 = 15,417,000.28/x
  3. Step 3: Cross multiply
    25,730,498.80x = 35,509,246.32 × 15,417,000.28
  4. Step 4: Simplify right side
    25,730,498.80x = 547,446,060,458,028.94
  5. Step 5: Solve for x
    x = 547,446,060,458,028.94/25,730,498.80
  6. Step 6: Final answer
    x = 21,276,154.21

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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.