Home / 59,261,356.20-89,336,210.32-55,310,978.10

Finding the Fourth Proportional to 59,261,356.20, 89,336,210.32 and 55,310,978.10

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Solution

The fourth proportional to 59,261,356.20, 89,336,210.32 and 55,310,978.10 is: 83,381,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,261,356.20 : 89,336,210.32 = 55,310,978.10 : x
  2. Step 2: Convert to fraction form
    59,261,356.20/89,336,210.32 = 55,310,978.10/x
  3. Step 3: Cross multiply
    59,261,356.20x = 89,336,210.32 × 55,310,978.10
  4. Step 4: Simplify right side
    59,261,356.20x = 4,941,273,172,546,514
  5. Step 5: Solve for x
    x = 4,941,273,172,546,514/59,261,356.20
  6. Step 6: Final answer
    x = 83,381,034.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.