Home / 9,481,155.71-13,083,952.88-5,130,319.07

Finding the Fourth Proportional to 9,481,155.71, 13,083,952.88 and 5,130,319.07

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Solution

The fourth proportional to 9,481,155.71, 13,083,952.88 and 5,130,319.07 is: 7,079,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,155.71 : 13,083,952.88 = 5,130,319.07 : x
  2. Step 2: Convert to fraction form
    9,481,155.71/13,083,952.88 = 5,130,319.07/x
  3. Step 3: Cross multiply
    9,481,155.71x = 13,083,952.88 × 5,130,319.07
  4. Step 4: Simplify right side
    9,481,155.71x = 67,124,853,016,781.10
  5. Step 5: Solve for x
    x = 67,124,853,016,781.10/9,481,155.71
  6. Step 6: Final answer
    x = 7,079,817.60

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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.