Home / 8,766,031.35-13,149,047.03-8,430,108.15

Finding the Fourth Proportional to 8,766,031.35, 13,149,047.03 and 8,430,108.15

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Solution

The fourth proportional to 8,766,031.35, 13,149,047.03 and 8,430,108.15 is: 12,645,162.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,031.35 : 13,149,047.03 = 8,430,108.15 : x
  2. Step 2: Convert to fraction form
    8,766,031.35/13,149,047.03 = 8,430,108.15/x
  3. Step 3: Cross multiply
    8,766,031.35x = 13,149,047.03 × 8,430,108.15
  4. Step 4: Simplify right side
    8,766,031.35x = 110,847,888,490,185.77
  5. Step 5: Solve for x
    x = 110,847,888,490,185.77/8,766,031.35
  6. Step 6: Final answer
    x = 12,645,162.23

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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.