Home / 5,012,358.72-6,916,869.72-2,720,470.20

Finding the Fourth Proportional to 5,012,358.72, 6,916,869.72 and 2,720,470.20

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Solution

The fourth proportional to 5,012,358.72, 6,916,869.72 and 2,720,470.20 is: 3,754,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,358.72 : 6,916,869.72 = 2,720,470.20 : x
  2. Step 2: Convert to fraction form
    5,012,358.72/6,916,869.72 = 2,720,470.20/x
  3. Step 3: Cross multiply
    5,012,358.72x = 6,916,869.72 × 2,720,470.20
  4. Step 4: Simplify right side
    5,012,358.72x = 18,817,137,950,542.34
  5. Step 5: Solve for x
    x = 18,817,137,950,542.34/5,012,358.72
  6. Step 6: Final answer
    x = 3,754,148.30

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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.