Home / 14,990,793.16-20,687,301.24-8,115,275

Finding the Fourth Proportional to 14,990,793.16, 20,687,301.24 and 8,115,275

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Solution

The fourth proportional to 14,990,793.16, 20,687,301.24 and 8,115,275 is: 11,199,083.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990,793.16 : 20,687,301.24 = 8,115,275 : x
  2. Step 2: Convert to fraction form
    14,990,793.16/20,687,301.24 = 8,115,275/x
  3. Step 3: Cross multiply
    14,990,793.16x = 20,687,301.24 × 8,115,275
  4. Step 4: Simplify right side
    14,990,793.16x = 167,883,138,570,441
  5. Step 5: Solve for x
    x = 167,883,138,570,441/14,990,793.16
  6. Step 6: Final answer
    x = 11,199,083.12

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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.