Home / 49,172,428.64-67,856,169.20-27,145,453.98

Finding the Fourth Proportional to 49,172,428.64, 67,856,169.20 and 27,145,453.98

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Solution

The fourth proportional to 49,172,428.64, 67,856,169.20 and 27,145,453.98 is: 37,459,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,172,428.64 : 67,856,169.20 = 27,145,453.98 : x
  2. Step 2: Convert to fraction form
    49,172,428.64/67,856,169.20 = 27,145,453.98/x
  3. Step 3: Cross multiply
    49,172,428.64x = 67,856,169.20 × 27,145,453.98
  4. Step 4: Simplify right side
    49,172,428.64x = 1,841,986,518,141,966
  5. Step 5: Solve for x
    x = 1,841,986,518,141,966/49,172,428.64
  6. Step 6: Final answer
    x = 37,459,742.57

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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.