Home / 40,827,740.40-61,241,610.60-18,108,637.65

Finding the Fourth Proportional to 40,827,740.40, 61,241,610.60 and 18,108,637.65

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Solution

The fourth proportional to 40,827,740.40, 61,241,610.60 and 18,108,637.65 is: 27,162,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,827,740.40 : 61,241,610.60 = 18,108,637.65 : x
  2. Step 2: Convert to fraction form
    40,827,740.40/61,241,610.60 = 18,108,637.65/x
  3. Step 3: Cross multiply
    40,827,740.40x = 61,241,610.60 × 18,108,637.65
  4. Step 4: Simplify right side
    40,827,740.40x = 1,109,002,135,457,799
  5. Step 5: Solve for x
    x = 1,109,002,135,457,799/40,827,740.40
  6. Step 6: Final answer
    x = 27,162,956.48

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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.