Home / 13,152,844.10-19,729,266.15-8,381,684.90

Finding the Fourth Proportional to 13,152,844.10, 19,729,266.15 and 8,381,684.90

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Solution

The fourth proportional to 13,152,844.10, 19,729,266.15 and 8,381,684.90 is: 12,572,527.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,844.10 : 19,729,266.15 = 8,381,684.90 : x
  2. Step 2: Convert to fraction form
    13,152,844.10/19,729,266.15 = 8,381,684.90/x
  3. Step 3: Cross multiply
    13,152,844.10x = 19,729,266.15 × 8,381,684.90
  4. Step 4: Simplify right side
    13,152,844.10x = 165,364,492,177,536.12
  5. Step 5: Solve for x
    x = 165,364,492,177,536.12/13,152,844.10
  6. Step 6: Final answer
    x = 12,572,527.35

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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.