Home / 31,430,556.12-43,371,822.68-17,676,863.04

Finding the Fourth Proportional to 31,430,556.12, 43,371,822.68 and 17,676,863.04

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Solution

The fourth proportional to 31,430,556.12, 43,371,822.68 and 17,676,863.04 is: 24,392,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,430,556.12 : 43,371,822.68 = 17,676,863.04 : x
  2. Step 2: Convert to fraction form
    31,430,556.12/43,371,822.68 = 17,676,863.04/x
  3. Step 3: Cross multiply
    31,430,556.12x = 43,371,822.68 × 17,676,863.04
  4. Step 4: Simplify right side
    31,430,556.12x = 766,677,769,309,525.75
  5. Step 5: Solve for x
    x = 766,677,769,309,525.75/31,430,556.12
  6. Step 6: Final answer
    x = 24,392,752.28

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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.