Home / 61,113,274.08-91,668,579.48-28,747,236.57

Finding the Fourth Proportional to 61,113,274.08, 91,668,579.48 and 28,747,236.57

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Solution

The fourth proportional to 61,113,274.08, 91,668,579.48 and 28,747,236.57 is: 43,120,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113,274.08 : 91,668,579.48 = 28,747,236.57 : x
  2. Step 2: Convert to fraction form
    61,113,274.08/91,668,579.48 = 28,747,236.57/x
  3. Step 3: Cross multiply
    61,113,274.08x = 91,668,579.48 × 28,747,236.57
  4. Step 4: Simplify right side
    61,113,274.08x = 2,635,218,340,347,407.50
  5. Step 5: Solve for x
    x = 2,635,218,340,347,407.50/61,113,274.08
  6. Step 6: Final answer
    x = 43,120,228.46

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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.