Home / 38,253,718.26-52,789,666.68-20,850,009.66

Finding the Fourth Proportional to 38,253,718.26, 52,789,666.68 and 20,850,009.66

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Solution

The fourth proportional to 38,253,718.26, 52,789,666.68 and 20,850,009.66 is: 28,772,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,253,718.26 : 52,789,666.68 = 20,850,009.66 : x
  2. Step 2: Convert to fraction form
    38,253,718.26/52,789,666.68 = 20,850,009.66/x
  3. Step 3: Cross multiply
    38,253,718.26x = 52,789,666.68 × 20,850,009.66
  4. Step 4: Simplify right side
    38,253,718.26x = 1,100,665,060,226,180.12
  5. Step 5: Solve for x
    x = 1,100,665,060,226,180.12/38,253,718.26
  6. Step 6: Final answer
    x = 28,772,760.15

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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.