Home / 12,226,548.38-16,887,434.72-8,913,596.13

Finding the Fourth Proportional to 12,226,548.38, 16,887,434.72 and 8,913,596.13

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Solution

The fourth proportional to 12,226,548.38, 16,887,434.72 and 8,913,596.13 is: 12,311,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226,548.38 : 16,887,434.72 = 8,913,596.13 : x
  2. Step 2: Convert to fraction form
    12,226,548.38/16,887,434.72 = 8,913,596.13/x
  3. Step 3: Cross multiply
    12,226,548.38x = 16,887,434.72 × 8,913,596.13
  4. Step 4: Simplify right side
    12,226,548.38x = 150,527,772,721,251.66
  5. Step 5: Solve for x
    x = 150,527,772,721,251.66/12,226,548.38
  6. Step 6: Final answer
    x = 12,311,550.91

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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.