Home / 30,197,741.31-41,671,397.61-17,143,286.81

Finding the Fourth Proportional to 30,197,741.31, 41,671,397.61 and 17,143,286.81

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Solution

The fourth proportional to 30,197,741.31, 41,671,397.61 and 17,143,286.81 is: 23,656,892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197,741.31 : 41,671,397.61 = 17,143,286.81 : x
  2. Step 2: Convert to fraction form
    30,197,741.31/41,671,397.61 = 17,143,286.81/x
  3. Step 3: Cross multiply
    30,197,741.31x = 41,671,397.61 × 17,143,286.81
  4. Step 4: Simplify right side
    30,197,741.31x = 714,384,720,793,421.50
  5. Step 5: Solve for x
    x = 714,384,720,793,421.50/30,197,741.31
  6. Step 6: Final answer
    x = 23,656,892.53

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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.