Home / 16,499,885.76-22,770,084.96-9,158,190.48

Finding the Fourth Proportional to 16,499,885.76, 22,770,084.96 and 9,158,190.48

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Solution

The fourth proportional to 16,499,885.76, 22,770,084.96 and 9,158,190.48 is: 12,638,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,499,885.76 : 22,770,084.96 = 9,158,190.48 : x
  2. Step 2: Convert to fraction form
    16,499,885.76/22,770,084.96 = 9,158,190.48/x
  3. Step 3: Cross multiply
    16,499,885.76x = 22,770,084.96 × 9,158,190.48
  4. Step 4: Simplify right side
    16,499,885.76x = 208,532,775,309,463.19
  5. Step 5: Solve for x
    x = 208,532,775,309,463.19/16,499,885.76
  6. Step 6: Final answer
    x = 12,638,437.52

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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.