Home / 10,782,966.28-16,169,040.78-3,591,972.04

Finding the Fourth Proportional to 10,782,966.28, 16,169,040.78 and 3,591,972.04

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Solution

The fourth proportional to 10,782,966.28, 16,169,040.78 and 3,591,972.04 is: 5,386,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,966.28 : 16,169,040.78 = 3,591,972.04 : x
  2. Step 2: Convert to fraction form
    10,782,966.28/16,169,040.78 = 3,591,972.04/x
  3. Step 3: Cross multiply
    10,782,966.28x = 16,169,040.78 × 3,591,972.04
  4. Step 4: Simplify right side
    10,782,966.28x = 58,078,742,395,379.79
  5. Step 5: Solve for x
    x = 58,078,742,395,379.79/10,782,966.28
  6. Step 6: Final answer
    x = 5,386,156.36

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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.