Home / 6,642,787.70-9,961,229.10-2,597,931.20

Finding the Fourth Proportional to 6,642,787.70, 9,961,229.10 and 2,597,931.20

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Solution

The fourth proportional to 6,642,787.70, 9,961,229.10 and 2,597,931.20 is: 3,895,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,787.70 : 9,961,229.10 = 2,597,931.20 : x
  2. Step 2: Convert to fraction form
    6,642,787.70/9,961,229.10 = 2,597,931.20/x
  3. Step 3: Cross multiply
    6,642,787.70x = 9,961,229.10 × 2,597,931.20
  4. Step 4: Simplify right side
    6,642,787.70x = 25,878,587,869,237.92
  5. Step 5: Solve for x
    x = 25,878,587,869,237.92/6,642,787.70
  6. Step 6: Final answer
    x = 3,895,742.12

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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.