Home / 31,045,543.89-42,845,114.93-17,996,171.73

Finding the Fourth Proportional to 31,045,543.89, 42,845,114.93 and 17,996,171.73

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Solution

The fourth proportional to 31,045,543.89, 42,845,114.93 and 17,996,171.73 is: 24,836,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045,543.89 : 42,845,114.93 = 17,996,171.73 : x
  2. Step 2: Convert to fraction form
    31,045,543.89/42,845,114.93 = 17,996,171.73/x
  3. Step 3: Cross multiply
    31,045,543.89x = 42,845,114.93 × 17,996,171.73
  4. Step 4: Simplify right side
    31,045,543.89x = 771,048,046,071,867
  5. Step 5: Solve for x
    x = 771,048,046,071,867/31,045,543.89
  6. Step 6: Final answer
    x = 24,836,029.57

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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.