Home / 6,739,962.30-10,109,943.45-1,947,807.90

Finding the Fourth Proportional to 6,739,962.30, 10,109,943.45 and 1,947,807.90

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Solution

The fourth proportional to 6,739,962.30, 10,109,943.45 and 1,947,807.90 is: 2,921,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,962.30 : 10,109,943.45 = 1,947,807.90 : x
  2. Step 2: Convert to fraction form
    6,739,962.30/10,109,943.45 = 1,947,807.90/x
  3. Step 3: Cross multiply
    6,739,962.30x = 10,109,943.45 × 1,947,807.90
  4. Step 4: Simplify right side
    6,739,962.30x = 19,692,227,720,463.25
  5. Step 5: Solve for x
    x = 19,692,227,720,463.25/6,739,962.30
  6. Step 6: Final answer
    x = 2,921,711.85

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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.