Home / 15,110,217.16-20,851,491.18-8,234,551.60

Finding the Fourth Proportional to 15,110,217.16, 20,851,491.18 and 8,234,551.60

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Solution

The fourth proportional to 15,110,217.16, 20,851,491.18 and 8,234,551.60 is: 11,363,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110,217.16 : 20,851,491.18 = 8,234,551.60 : x
  2. Step 2: Convert to fraction form
    15,110,217.16/20,851,491.18 = 8,234,551.60/x
  3. Step 3: Cross multiply
    15,110,217.16x = 20,851,491.18 × 8,234,551.60
  4. Step 4: Simplify right side
    15,110,217.16x = 171,702,680,058,654.88
  5. Step 5: Solve for x
    x = 171,702,680,058,654.88/15,110,217.16
  6. Step 6: Final answer
    x = 11,363,349.60

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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.