Home / 13,547,844.30-18,711,541.86-8,922,306.44

Finding the Fourth Proportional to 13,547,844.30, 18,711,541.86 and 8,922,306.44

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Solution

The fourth proportional to 13,547,844.30, 18,711,541.86 and 8,922,306.44 is: 12,323,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,844.30 : 18,711,541.86 = 8,922,306.44 : x
  2. Step 2: Convert to fraction form
    13,547,844.30/18,711,541.86 = 8,922,306.44/x
  3. Step 3: Cross multiply
    13,547,844.30x = 18,711,541.86 × 8,922,306.44
  4. Step 4: Simplify right side
    13,547,844.30x = 166,950,110,439,807.56
  5. Step 5: Solve for x
    x = 166,950,110,439,807.56/13,547,844.30
  6. Step 6: Final answer
    x = 12,323,001.85

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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.