Home / 5,370,490.70-8,060,142.45-5,328,500.30

Finding the Fourth Proportional to 5,370,490.70, 8,060,142.45 and 5,328,500.30

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Solution

The fourth proportional to 5,370,490.70, 8,060,142.45 and 5,328,500.30 is: 7,997,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,490.70 : 8,060,142.45 = 5,328,500.30 : x
  2. Step 2: Convert to fraction form
    5,370,490.70/8,060,142.45 = 5,328,500.30/x
  3. Step 3: Cross multiply
    5,370,490.70x = 8,060,142.45 × 5,328,500.30
  4. Step 4: Simplify right side
    5,370,490.70x = 42,948,471,462,867.73
  5. Step 5: Solve for x
    x = 42,948,471,462,867.73/5,370,490.70
  6. Step 6: Final answer
    x = 7,997,122.40

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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.