Home / 82,185,123.78-123,274,695.51-24,675,900.57

Finding the Fourth Proportional to 82,185,123.78, 123,274,695.51 and 24,675,900.57

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Solution

The fourth proportional to 82,185,123.78, 123,274,695.51 and 24,675,900.57 is: 37,012,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,185,123.78 : 123,274,695.51 = 24,675,900.57 : x
  2. Step 2: Convert to fraction form
    82,185,123.78/123,274,695.51 = 24,675,900.57/x
  3. Step 3: Cross multiply
    82,185,123.78x = 123,274,695.51 × 24,675,900.57
  4. Step 4: Simplify right side
    82,185,123.78x = 3,041,914,129,201,785.50
  5. Step 5: Solve for x
    x = 3,041,914,129,201,785.50/82,185,123.78
  6. Step 6: Final answer
    x = 37,012,953.07

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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.