Home / 5,034,789.70-6,947,989.05-2,742,943.30

Finding the Fourth Proportional to 5,034,789.70, 6,947,989.05 and 2,742,943.30

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Solution

The fourth proportional to 5,034,789.70, 6,947,989.05 and 2,742,943.30 is: 3,785,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034,789.70 : 6,947,989.05 = 2,742,943.30 : x
  2. Step 2: Convert to fraction form
    5,034,789.70/6,947,989.05 = 2,742,943.30/x
  3. Step 3: Cross multiply
    5,034,789.70x = 6,947,989.05 × 2,742,943.30
  4. Step 4: Simplify right side
    5,034,789.70x = 19,057,940,013,170.86
  5. Step 5: Solve for x
    x = 19,057,940,013,170.86/5,034,789.70
  6. Step 6: Final answer
    x = 3,785,250.46

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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.