Home / 10,449,221.90-15,673,832.85-8,296,885.85

Finding the Fourth Proportional to 10,449,221.90, 15,673,832.85 and 8,296,885.85

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Solution

The fourth proportional to 10,449,221.90, 15,673,832.85 and 8,296,885.85 is: 12,445,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449,221.90 : 15,673,832.85 = 8,296,885.85 : x
  2. Step 2: Convert to fraction form
    10,449,221.90/15,673,832.85 = 8,296,885.85/x
  3. Step 3: Cross multiply
    10,449,221.90x = 15,673,832.85 × 8,296,885.85
  4. Step 4: Simplify right side
    10,449,221.90x = 130,044,001,988,430.16
  5. Step 5: Solve for x
    x = 130,044,001,988,430.16/10,449,221.90
  6. Step 6: Final answer
    x = 12,445,328.78

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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.