Home / 9,819,726.39-13,550,147.78-5,689,839.33

Finding the Fourth Proportional to 9,819,726.39, 13,550,147.78 and 5,689,839.33

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Solution

The fourth proportional to 9,819,726.39, 13,550,147.78 and 5,689,839.33 is: 7,851,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819,726.39 : 13,550,147.78 = 5,689,839.33 : x
  2. Step 2: Convert to fraction form
    9,819,726.39/13,550,147.78 = 5,689,839.33/x
  3. Step 3: Cross multiply
    9,819,726.39x = 13,550,147.78 × 5,689,839.33
  4. Step 4: Simplify right side
    9,819,726.39x = 77,098,163,737,507
  5. Step 5: Solve for x
    x = 77,098,163,737,507/9,819,726.39
  6. Step 6: Final answer
    x = 7,851,355.60

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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.