Home / 8,726,312.61-13,071,778.21-4,045,815.20

Finding the Fourth Proportional to 8,726,312.61, 13,071,778.21 and 4,045,815.20

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Solution

The fourth proportional to 8,726,312.61, 13,071,778.21 and 4,045,815.20 is: 6,060,520.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726,312.61 : 13,071,778.21 = 4,045,815.20 : x
  2. Step 2: Convert to fraction form
    8,726,312.61/13,071,778.21 = 4,045,815.20/x
  3. Step 3: Cross multiply
    8,726,312.61x = 13,071,778.21 × 4,045,815.20
  4. Step 4: Simplify right side
    8,726,312.61x = 52,885,998,973,046.80
  5. Step 5: Solve for x
    x = 52,885,998,973,046.80/8,726,312.61
  6. Step 6: Final answer
    x = 6,060,520.79

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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.