Home / 8,146,823.10-12,220,234.65-8,020,851.90

Finding the Fourth Proportional to 8,146,823.10, 12,220,234.65 and 8,020,851.90

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Solution

The fourth proportional to 8,146,823.10, 12,220,234.65 and 8,020,851.90 is: 12,031,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,823.10 : 12,220,234.65 = 8,020,851.90 : x
  2. Step 2: Convert to fraction form
    8,146,823.10/12,220,234.65 = 8,020,851.90/x
  3. Step 3: Cross multiply
    8,146,823.10x = 12,220,234.65 × 8,020,851.90
  4. Step 4: Simplify right side
    8,146,823.10x = 98,016,692,310,898.34
  5. Step 5: Solve for x
    x = 98,016,692,310,898.34/8,146,823.10
  6. Step 6: Final answer
    x = 12,031,277.85

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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.