Home / 8,328,002.70-12,492,004.05-6,436,101.90

Finding the Fourth Proportional to 8,328,002.70, 12,492,004.05 and 6,436,101.90

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Solution

The fourth proportional to 8,328,002.70, 12,492,004.05 and 6,436,101.90 is: 9,654,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,002.70 : 12,492,004.05 = 6,436,101.90 : x
  2. Step 2: Convert to fraction form
    8,328,002.70/12,492,004.05 = 6,436,101.90/x
  3. Step 3: Cross multiply
    8,328,002.70x = 12,492,004.05 × 6,436,101.90
  4. Step 4: Simplify right side
    8,328,002.70x = 80,399,811,001,012.70
  5. Step 5: Solve for x
    x = 80,399,811,001,012.70/8,328,002.70
  6. Step 6: Final answer
    x = 9,654,152.85

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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.