Home / 15,693,073.80-23,539,610.70-8,122,360.20

Finding the Fourth Proportional to 15,693,073.80, 23,539,610.70 and 8,122,360.20

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Solution

The fourth proportional to 15,693,073.80, 23,539,610.70 and 8,122,360.20 is: 12,183,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693,073.80 : 23,539,610.70 = 8,122,360.20 : x
  2. Step 2: Convert to fraction form
    15,693,073.80/23,539,610.70 = 8,122,360.20/x
  3. Step 3: Cross multiply
    15,693,073.80x = 23,539,610.70 × 8,122,360.20
  4. Step 4: Simplify right side
    15,693,073.80x = 191,197,197,073,174.12
  5. Step 5: Solve for x
    x = 191,197,197,073,174.12/15,693,073.80
  6. Step 6: Final answer
    x = 12,183,540.30

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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.