Home / 57,462,343.47-79,299,708.74-31,358,542.77

Finding the Fourth Proportional to 57,462,343.47, 79,299,708.74 and 31,358,542.77

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Solution

The fourth proportional to 57,462,343.47, 79,299,708.74 and 31,358,542.77 is: 43,275,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462,343.47 : 79,299,708.74 = 31,358,542.77 : x
  2. Step 2: Convert to fraction form
    57,462,343.47/79,299,708.74 = 31,358,542.77/x
  3. Step 3: Cross multiply
    57,462,343.47x = 79,299,708.74 × 31,358,542.77
  4. Step 4: Simplify right side
    57,462,343.47x = 2,486,723,308,250,229.50
  5. Step 5: Solve for x
    x = 2,486,723,308,250,229.50/57,462,343.47
  6. Step 6: Final answer
    x = 43,275,702.97

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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.