Home / 8,146,884.10-12,220,326.15-8,020,912.90

Finding the Fourth Proportional to 8,146,884.10, 12,220,326.15 and 8,020,912.90

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Solution

The fourth proportional to 8,146,884.10, 12,220,326.15 and 8,020,912.90 is: 12,031,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,884.10 : 12,220,326.15 = 8,020,912.90 : x
  2. Step 2: Convert to fraction form
    8,146,884.10/12,220,326.15 = 8,020,912.90/x
  3. Step 3: Cross multiply
    8,146,884.10x = 12,220,326.15 × 8,020,912.90
  4. Step 4: Simplify right side
    8,146,884.10x = 98,018,171,658,742.34
  5. Step 5: Solve for x
    x = 98,018,171,658,742.34/8,146,884.10
  6. Step 6: Final answer
    x = 12,031,369.35

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Similar ratio
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1.5x scale

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.