Home / 49,515,091.40-74,272,637.10-31,339,809.20

Finding the Fourth Proportional to 49,515,091.40, 74,272,637.10 and 31,339,809.20

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Solution

The fourth proportional to 49,515,091.40, 74,272,637.10 and 31,339,809.20 is: 47,009,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,515,091.40 : 74,272,637.10 = 31,339,809.20 : x
  2. Step 2: Convert to fraction form
    49,515,091.40/74,272,637.10 = 31,339,809.20/x
  3. Step 3: Cross multiply
    49,515,091.40x = 74,272,637.10 × 31,339,809.20
  4. Step 4: Simplify right side
    49,515,091.40x = 2,327,690,275,494,841
  5. Step 5: Solve for x
    x = 2,327,690,275,494,841/49,515,091.40
  6. Step 6: Final answer
    x = 47,009,713.80

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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.