Home / 25,172,455.06-37,758,901.11-8,133,129.82

Finding the Fourth Proportional to 25,172,455.06, 37,758,901.11 and 8,133,129.82

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Solution

The fourth proportional to 25,172,455.06, 37,758,901.11 and 8,133,129.82 is: 12,199,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172,455.06 : 37,758,901.11 = 8,133,129.82 : x
  2. Step 2: Convert to fraction form
    25,172,455.06/37,758,901.11 = 8,133,129.82/x
  3. Step 3: Cross multiply
    25,172,455.06x = 37,758,901.11 × 8,133,129.82
  4. Step 4: Simplify right side
    25,172,455.06x = 307,098,044,588,172.12
  5. Step 5: Solve for x
    x = 307,098,044,588,172.12/25,172,455.06
  6. Step 6: Final answer
    x = 12,199,765.33

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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.