Home / 57,101,274.60-78,801,148.26-30,996,862.44

Finding the Fourth Proportional to 57,101,274.60, 78,801,148.26 and 30,996,862.44

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Solution

The fourth proportional to 57,101,274.60, 78,801,148.26 and 30,996,862.44 is: 42,776,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,101,274.60 : 78,801,148.26 = 30,996,862.44 : x
  2. Step 2: Convert to fraction form
    57,101,274.60/78,801,148.26 = 30,996,862.44/x
  3. Step 3: Cross multiply
    57,101,274.60x = 78,801,148.26 × 30,996,862.44
  4. Step 4: Simplify right side
    57,101,274.60x = 2,442,588,352,729,265.50
  5. Step 5: Solve for x
    x = 2,442,588,352,729,265.50/57,101,274.60
  6. Step 6: Final answer
    x = 42,776,424.34

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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.