Home / 66,423,612.40-99,635,418.60-58,865,340.40

Finding the Fourth Proportional to 66,423,612.40, 99,635,418.60 and 58,865,340.40

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Solution

The fourth proportional to 66,423,612.40, 99,635,418.60 and 58,865,340.40 is: 88,298,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,423,612.40 : 99,635,418.60 = 58,865,340.40 : x
  2. Step 2: Convert to fraction form
    66,423,612.40/99,635,418.60 = 58,865,340.40/x
  3. Step 3: Cross multiply
    66,423,612.40x = 99,635,418.60 × 58,865,340.40
  4. Step 4: Simplify right side
    66,423,612.40x = 5,865,072,831,785,491
  5. Step 5: Solve for x
    x = 5,865,072,831,785,491/66,423,612.40
  6. Step 6: Final answer
    x = 88,298,010.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.