Home / 57,931,165.35-79,945,040.48-31,827,364.70

Finding the Fourth Proportional to 57,931,165.35, 79,945,040.48 and 31,827,364.70

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Solution

The fourth proportional to 57,931,165.35, 79,945,040.48 and 31,827,364.70 is: 43,921,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,931,165.35 : 79,945,040.48 = 31,827,364.70 : x
  2. Step 2: Convert to fraction form
    57,931,165.35/79,945,040.48 = 31,827,364.70/x
  3. Step 3: Cross multiply
    57,931,165.35x = 79,945,040.48 × 31,827,364.70
  4. Step 4: Simplify right side
    57,931,165.35x = 2,544,439,959,090,934.50
  5. Step 5: Solve for x
    x = 2,544,439,959,090,934.50/57,931,165.35
  6. Step 6: Final answer
    x = 43,921,781.02

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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.