Home / 12,914,528.31-19,371,792.47-11,251,708.47

Finding the Fourth Proportional to 12,914,528.31, 19,371,792.47 and 11,251,708.47

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Solution

The fourth proportional to 12,914,528.31, 19,371,792.47 and 11,251,708.47 is: 16,877,562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914,528.31 : 19,371,792.47 = 11,251,708.47 : x
  2. Step 2: Convert to fraction form
    12,914,528.31/19,371,792.47 = 11,251,708.47/x
  3. Step 3: Cross multiply
    12,914,528.31x = 19,371,792.47 × 11,251,708.47
  4. Step 4: Simplify right side
    12,914,528.31x = 217,965,761,357,522.69
  5. Step 5: Solve for x
    x = 217,965,761,357,522.69/12,914,528.31
  6. Step 6: Final answer
    x = 16,877,562.71

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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.