Home / 9,515,193.97-13,130,980.67-5,164,280.33

Finding the Fourth Proportional to 9,515,193.97, 13,130,980.67 and 5,164,280.33

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Solution

The fourth proportional to 9,515,193.97, 13,130,980.67 and 5,164,280.33 is: 7,126,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,193.97 : 13,130,980.67 = 5,164,280.33 : x
  2. Step 2: Convert to fraction form
    9,515,193.97/13,130,980.67 = 5,164,280.33/x
  3. Step 3: Cross multiply
    9,515,193.97x = 13,130,980.67 × 5,164,280.33
  4. Step 4: Simplify right side
    9,515,193.97x = 67,812,065,187,691.22
  5. Step 5: Solve for x
    x = 67,812,065,187,691.22/9,515,193.97
  6. Step 6: Final answer
    x = 7,126,713.91

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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.