Home / 38,415,842.58-57,623,862.27-15,696,739.78

Finding the Fourth Proportional to 38,415,842.58, 57,623,862.27 and 15,696,739.78

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Solution

The fourth proportional to 38,415,842.58, 57,623,862.27 and 15,696,739.78 is: 23,545,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415,842.58 : 57,623,862.27 = 15,696,739.78 : x
  2. Step 2: Convert to fraction form
    38,415,842.58/57,623,862.27 = 15,696,739.78/x
  3. Step 3: Cross multiply
    38,415,842.58x = 57,623,862.27 × 15,696,739.78
  4. Step 4: Simplify right side
    38,415,842.58x = 904,506,771,170,750.12
  5. Step 5: Solve for x
    x = 904,506,771,170,750.12/38,415,842.58
  6. Step 6: Final answer
    x = 23,545,149.88

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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.