Home / 31,513,144.11-43,488,051.46-17,574,512.37

Finding the Fourth Proportional to 31,513,144.11, 43,488,051.46 and 17,574,512.37

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Solution

The fourth proportional to 31,513,144.11, 43,488,051.46 and 17,574,512.37 is: 24,252,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,513,144.11 : 43,488,051.46 = 17,574,512.37 : x
  2. Step 2: Convert to fraction form
    31,513,144.11/43,488,051.46 = 17,574,512.37/x
  3. Step 3: Cross multiply
    31,513,144.11x = 43,488,051.46 × 17,574,512.37
  4. Step 4: Simplify right side
    31,513,144.11x = 764,281,298,330,966.62
  5. Step 5: Solve for x
    x = 764,281,298,330,966.62/31,513,144.11
  6. Step 6: Final answer
    x = 24,252,778.32

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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.