Home / 14,013,628.52-21,010,349.76-8,611,115.24

Finding the Fourth Proportional to 14,013,628.52, 21,010,349.76 and 8,611,115.24

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Solution

The fourth proportional to 14,013,628.52, 21,010,349.76 and 8,611,115.24 is: 12,910,470.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,628.52 : 21,010,349.76 = 8,611,115.24 : x
  2. Step 2: Convert to fraction form
    14,013,628.52/21,010,349.76 = 8,611,115.24/x
  3. Step 3: Cross multiply
    14,013,628.52x = 21,010,349.76 × 8,611,115.24
  4. Step 4: Simplify right side
    14,013,628.52x = 180,922,543,016,066.38
  5. Step 5: Solve for x
    x = 180,922,543,016,066.38/14,013,628.52
  6. Step 6: Final answer
    x = 12,910,470.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.