Home / 60,696,920.10-91,045,380.15-54,319,628.10

Finding the Fourth Proportional to 60,696,920.10, 91,045,380.15 and 54,319,628.10

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Solution

The fourth proportional to 60,696,920.10, 91,045,380.15 and 54,319,628.10 is: 81,479,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,696,920.10 : 91,045,380.15 = 54,319,628.10 : x
  2. Step 2: Convert to fraction form
    60,696,920.10/91,045,380.15 = 54,319,628.10/x
  3. Step 3: Cross multiply
    60,696,920.10x = 91,045,380.15 × 54,319,628.10
  4. Step 4: Simplify right side
    60,696,920.10x = 4,945,551,189,971,123
  5. Step 5: Solve for x
    x = 4,945,551,189,971,123/60,696,920.10
  6. Step 6: Final answer
    x = 81,479,442.15

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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.