Home / 14,394,726.73-19,864,721.46-7,868,382.40

Finding the Fourth Proportional to 14,394,726.73, 19,864,721.46 and 7,868,382.40

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Solution

The fourth proportional to 14,394,726.73, 19,864,721.46 and 7,868,382.40 is: 10,858,366.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394,726.73 : 19,864,721.46 = 7,868,382.40 : x
  2. Step 2: Convert to fraction form
    14,394,726.73/19,864,721.46 = 7,868,382.40/x
  3. Step 3: Cross multiply
    14,394,726.73x = 19,864,721.46 × 7,868,382.40
  4. Step 4: Simplify right side
    14,394,726.73x = 156,303,224,716,766.31
  5. Step 5: Solve for x
    x = 156,303,224,716,766.31/14,394,726.73
  6. Step 6: Final answer
    x = 10,858,366.93

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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.