Home / 15,363,404.60-21,201,251.03-8,393,932.53

Finding the Fourth Proportional to 15,363,404.60, 21,201,251.03 and 8,393,932.53

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Solution

The fourth proportional to 15,363,404.60, 21,201,251.03 and 8,393,932.53 is: 11,583,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,363,404.60 : 21,201,251.03 = 8,393,932.53 : x
  2. Step 2: Convert to fraction form
    15,363,404.60/21,201,251.03 = 8,393,932.53/x
  3. Step 3: Cross multiply
    15,363,404.60x = 21,201,251.03 × 8,393,932.53
  4. Step 4: Simplify right side
    15,363,404.60x = 177,961,870,697,413
  5. Step 5: Solve for x
    x = 177,961,870,697,413/15,363,404.60
  6. Step 6: Final answer
    x = 11,583,491.77

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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.