Home / 15,155,186.81-22,747,152.13-9,380,452.37

Finding the Fourth Proportional to 15,155,186.81, 22,747,152.13 and 9,380,452.37

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Solution

The fourth proportional to 15,155,186.81, 22,747,152.13 and 9,380,452.37 is: 14,079,574.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155,186.81 : 22,747,152.13 = 9,380,452.37 : x
  2. Step 2: Convert to fraction form
    15,155,186.81/22,747,152.13 = 9,380,452.37/x
  3. Step 3: Cross multiply
    15,155,186.81x = 22,747,152.13 × 9,380,452.37
  4. Step 4: Simplify right side
    15,155,186.81x = 213,378,576,971,422.19
  5. Step 5: Solve for x
    x = 213,378,576,971,422.19/15,155,186.81
  6. Step 6: Final answer
    x = 14,079,574.19

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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.