Home / 16,431,439.55-22,669,879.09-9,461,966.88

Finding the Fourth Proportional to 16,431,439.55, 22,669,879.09 and 9,461,966.88

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Solution

The fourth proportional to 16,431,439.55, 22,669,879.09 and 9,461,966.88 is: 13,054,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431,439.55 : 22,669,879.09 = 9,461,966.88 : x
  2. Step 2: Convert to fraction form
    16,431,439.55/22,669,879.09 = 9,461,966.88/x
  3. Step 3: Cross multiply
    16,431,439.55x = 22,669,879.09 × 9,461,966.88
  4. Step 4: Simplify right side
    16,431,439.55x = 214,501,645,123,184.56
  5. Step 5: Solve for x
    x = 214,501,645,123,184.56/16,431,439.55
  6. Step 6: Final answer
    x = 13,054,342.83

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1.5x scale

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.