Home / 14,747,098.57-20,353,393.22-8,872,670.31

Finding the Fourth Proportional to 14,747,098.57, 20,353,393.22 and 8,872,670.31

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Solution

The fourth proportional to 14,747,098.57, 20,353,393.22 and 8,872,670.31 is: 12,245,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747,098.57 : 20,353,393.22 = 8,872,670.31 : x
  2. Step 2: Convert to fraction form
    14,747,098.57/20,353,393.22 = 8,872,670.31/x
  3. Step 3: Cross multiply
    14,747,098.57x = 20,353,393.22 × 8,872,670.31
  4. Step 4: Simplify right side
    14,747,098.57x = 180,588,947,730,849.31
  5. Step 5: Solve for x
    x = 180,588,947,730,849.31/14,747,098.57
  6. Step 6: Final answer
    x = 12,245,727.31

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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.