Home / 62,418,479.20-93,625,969.20-28,339,770.40

Finding the Fourth Proportional to 62,418,479.20, 93,625,969.20 and 28,339,770.40

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Solution

The fourth proportional to 62,418,479.20, 93,625,969.20 and 28,339,770.40 is: 42,508,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,418,479.20 : 93,625,969.20 = 28,339,770.40 : x
  2. Step 2: Convert to fraction form
    62,418,479.20/93,625,969.20 = 28,339,770.40/x
  3. Step 3: Cross multiply
    62,418,479.20x = 93,625,969.20 × 28,339,770.40
  4. Step 4: Simplify right side
    62,418,479.20x = 2,653,338,470,605,471.50
  5. Step 5: Solve for x
    x = 2,653,338,470,605,471.50/62,418,479.20
  6. Step 6: Final answer
    x = 42,508,861.23

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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.