Home / 38,238,542.66-57,369,006.53-12,330,322.92

Finding the Fourth Proportional to 38,238,542.66, 57,369,006.53 and 12,330,322.92

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Solution

The fourth proportional to 38,238,542.66, 57,369,006.53 and 12,330,322.92 is: 18,499,093.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238,542.66 : 57,369,006.53 = 12,330,322.92 : x
  2. Step 2: Convert to fraction form
    38,238,542.66/57,369,006.53 = 12,330,322.92/x
  3. Step 3: Cross multiply
    38,238,542.66x = 57,369,006.53 × 12,330,322.92
  4. Step 4: Simplify right side
    38,238,542.66x = 707,378,376,052,837
  5. Step 5: Solve for x
    x = 707,378,376,052,837/38,238,542.66
  6. Step 6: Final answer
    x = 18,499,093.50

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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.