Home / 15,156,024.06-20,915,058.12-8,280,562.62

Finding the Fourth Proportional to 15,156,024.06, 20,915,058.12 and 8,280,562.62

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Solution

The fourth proportional to 15,156,024.06, 20,915,058.12 and 8,280,562.62 is: 11,427,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,156,024.06 : 20,915,058.12 = 8,280,562.62 : x
  2. Step 2: Convert to fraction form
    15,156,024.06/20,915,058.12 = 8,280,562.62/x
  3. Step 3: Cross multiply
    15,156,024.06x = 20,915,058.12 × 8,280,562.62
  4. Step 4: Simplify right side
    15,156,024.06x = 173,188,448,463,599.50
  5. Step 5: Solve for x
    x = 173,188,448,463,599.50/15,156,024.06
  6. Step 6: Final answer
    x = 11,427,037.05

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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.