Home / 43,217,806.02-64,826,819.76-17,658,815.43

Finding the Fourth Proportional to 43,217,806.02, 64,826,819.76 and 17,658,815.43

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Solution

The fourth proportional to 43,217,806.02, 64,826,819.76 and 17,658,815.43 is: 26,488,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217,806.02 : 64,826,819.76 = 17,658,815.43 : x
  2. Step 2: Convert to fraction form
    43,217,806.02/64,826,819.76 = 17,658,815.43/x
  3. Step 3: Cross multiply
    43,217,806.02x = 64,826,819.76 × 17,658,815.43
  4. Step 4: Simplify right side
    43,217,806.02x = 1,144,764,845,055,716.75
  5. Step 5: Solve for x
    x = 1,144,764,845,055,716.75/43,217,806.02
  6. Step 6: Final answer
    x = 26,488,268.39

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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.