Home / 31,661,686.08-43,693,140.96-17,910,357.12

Finding the Fourth Proportional to 31,661,686.08, 43,693,140.96 and 17,910,357.12

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Solution

The fourth proportional to 31,661,686.08, 43,693,140.96 and 17,910,357.12 is: 24,716,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,661,686.08 : 43,693,140.96 = 17,910,357.12 : x
  2. Step 2: Convert to fraction form
    31,661,686.08/43,693,140.96 = 17,910,357.12/x
  3. Step 3: Cross multiply
    31,661,686.08x = 43,693,140.96 × 17,910,357.12
  4. Step 4: Simplify right side
    31,661,686.08x = 782,559,758,288,099.75
  5. Step 5: Solve for x
    x = 782,559,758,288,099.75/31,661,686.08
  6. Step 6: Final answer
    x = 24,716,300.84

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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.