Home / 31,374,860.06-47,065,001.07-8,655,757.31

Finding the Fourth Proportional to 31,374,860.06, 47,065,001.07 and 8,655,757.31

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Solution

The fourth proportional to 31,374,860.06, 47,065,001.07 and 8,655,757.31 is: 12,984,383.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374,860.06 : 47,065,001.07 = 8,655,757.31 : x
  2. Step 2: Convert to fraction form
    31,374,860.06/47,065,001.07 = 8,655,757.31/x
  3. Step 3: Cross multiply
    31,374,860.06x = 47,065,001.07 × 8,655,757.31
  4. Step 4: Simplify right side
    31,374,860.06x = 407,383,227,056,810.38
  5. Step 5: Solve for x
    x = 407,383,227,056,810.38/31,374,860.06
  6. Step 6: Final answer
    x = 12,984,383.88

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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.