Home / 5,376,538.20-8,064,807.30-4,878,874.20

Finding the Fourth Proportional to 5,376,538.20, 8,064,807.30 and 4,878,874.20

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Solution

The fourth proportional to 5,376,538.20, 8,064,807.30 and 4,878,874.20 is: 7,318,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,538.20 : 8,064,807.30 = 4,878,874.20 : x
  2. Step 2: Convert to fraction form
    5,376,538.20/8,064,807.30 = 4,878,874.20/x
  3. Step 3: Cross multiply
    5,376,538.20x = 8,064,807.30 × 4,878,874.20
  4. Step 4: Simplify right side
    5,376,538.20x = 39,347,180,263,941.66
  5. Step 5: Solve for x
    x = 39,347,180,263,941.66/5,376,538.20
  6. Step 6: Final answer
    x = 7,318,311.30

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Similar ratio
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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.