Home / 14,597,922.39-20,144,773.89-8,071,384.65

Finding the Fourth Proportional to 14,597,922.39, 20,144,773.89 and 8,071,384.65

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Solution

The fourth proportional to 14,597,922.39, 20,144,773.89 and 8,071,384.65 is: 11,138,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597,922.39 : 20,144,773.89 = 8,071,384.65 : x
  2. Step 2: Convert to fraction form
    14,597,922.39/20,144,773.89 = 8,071,384.65/x
  3. Step 3: Cross multiply
    14,597,922.39x = 20,144,773.89 × 8,071,384.65
  4. Step 4: Simplify right side
    14,597,922.39x = 162,596,218,753,466.81
  5. Step 5: Solve for x
    x = 162,596,218,753,466.81/14,597,922.39
  6. Step 6: Final answer
    x = 11,138,312.32

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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.