Home / 90,833,657.28-125,331,734.88-52,195,024.32

Finding the Fourth Proportional to 90,833,657.28, 125,331,734.88 and 52,195,024.32

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Solution

The fourth proportional to 90,833,657.28, 125,331,734.88 and 52,195,024.32 is: 72,018,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,833,657.28 : 125,331,734.88 = 52,195,024.32 : x
  2. Step 2: Convert to fraction form
    90,833,657.28/125,331,734.88 = 52,195,024.32/x
  3. Step 3: Cross multiply
    90,833,657.28x = 125,331,734.88 × 52,195,024.32
  4. Step 4: Simplify right side
    90,833,657.28x = 6,541,692,950,129,392
  5. Step 5: Solve for x
    x = 6,541,692,950,129,392/90,833,657.28
  6. Step 6: Final answer
    x = 72,018,381.14

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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.