Home / 21,740,583.83-30,002,102.39-11,951,658.50

Finding the Fourth Proportional to 21,740,583.83, 30,002,102.39 and 11,951,658.50

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Solution

The fourth proportional to 21,740,583.83, 30,002,102.39 and 11,951,658.50 is: 16,493,341.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740,583.83 : 30,002,102.39 = 11,951,658.50 : x
  2. Step 2: Convert to fraction form
    21,740,583.83/30,002,102.39 = 11,951,658.50/x
  3. Step 3: Cross multiply
    21,740,583.83x = 30,002,102.39 × 11,951,658.50
  4. Step 4: Simplify right side
    21,740,583.83x = 358,574,881,927,182.38
  5. Step 5: Solve for x
    x = 358,574,881,927,182.38/21,740,583.83
  6. Step 6: Final answer
    x = 16,493,341.89

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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.