Home / 15,733,861.52-21,714,065.60-8,859,683.12

Finding the Fourth Proportional to 15,733,861.52, 21,714,065.60 and 8,859,683.12

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Solution

The fourth proportional to 15,733,861.52, 21,714,065.60 and 8,859,683.12 is: 12,227,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,733,861.52 : 21,714,065.60 = 8,859,683.12 : x
  2. Step 2: Convert to fraction form
    15,733,861.52/21,714,065.60 = 8,859,683.12/x
  3. Step 3: Cross multiply
    15,733,861.52x = 21,714,065.60 × 8,859,683.12
  4. Step 4: Simplify right side
    15,733,861.52x = 192,379,740,462,892.66
  5. Step 5: Solve for x
    x = 192,379,740,462,892.66/15,733,861.52
  6. Step 6: Final answer
    x = 12,227,115.40

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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.