Home / 9,011,195.28-12,435,194.68-5,289,966.51

Finding the Fourth Proportional to 9,011,195.28, 12,435,194.68 and 5,289,966.51

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Solution

The fourth proportional to 9,011,195.28, 12,435,194.68 and 5,289,966.51 is: 7,300,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011,195.28 : 12,435,194.68 = 5,289,966.51 : x
  2. Step 2: Convert to fraction form
    9,011,195.28/12,435,194.68 = 5,289,966.51/x
  3. Step 3: Cross multiply
    9,011,195.28x = 12,435,194.68 × 5,289,966.51
  4. Step 4: Simplify right side
    9,011,195.28x = 65,781,763,419,061.31
  5. Step 5: Solve for x
    x = 65,781,763,419,061.31/9,011,195.28
  6. Step 6: Final answer
    x = 7,300,004.20

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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.