Home / 16,156,838.56-22,296,330.96-9,187,516.72

Finding the Fourth Proportional to 16,156,838.56, 22,296,330.96 and 9,187,516.72

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Solution

The fourth proportional to 16,156,838.56, 22,296,330.96 and 9,187,516.72 is: 12,678,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156,838.56 : 22,296,330.96 = 9,187,516.72 : x
  2. Step 2: Convert to fraction form
    16,156,838.56/22,296,330.96 = 9,187,516.72/x
  3. Step 3: Cross multiply
    16,156,838.56x = 22,296,330.96 × 9,187,516.72
  4. Step 4: Simplify right side
    16,156,838.56x = 204,847,913,489,653.69
  5. Step 5: Solve for x
    x = 204,847,913,489,653.69/16,156,838.56
  6. Step 6: Final answer
    x = 12,678,712.65

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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.