Home / 12,727,035.90-17,561,878.67-7,499,704.73

Finding the Fourth Proportional to 12,727,035.90, 17,561,878.67 and 7,499,704.73

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Solution

The fourth proportional to 12,727,035.90, 17,561,878.67 and 7,499,704.73 is: 10,348,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727,035.90 : 17,561,878.67 = 7,499,704.73 : x
  2. Step 2: Convert to fraction form
    12,727,035.90/17,561,878.67 = 7,499,704.73/x
  3. Step 3: Cross multiply
    12,727,035.90x = 17,561,878.67 × 7,499,704.73
  4. Step 4: Simplify right side
    12,727,035.90x = 131,708,904,460,024.97
  5. Step 5: Solve for x
    x = 131,708,904,460,024.97/12,727,035.90
  6. Step 6: Final answer
    x = 10,348,749.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.