Home / 31,696,937.10-43,741,934.55-17,948,580.30

Finding the Fourth Proportional to 31,696,937.10, 43,741,934.55 and 17,948,580.30

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Solution

The fourth proportional to 31,696,937.10, 43,741,934.55 and 17,948,580.30 is: 24,769,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696,937.10 : 43,741,934.55 = 17,948,580.30 : x
  2. Step 2: Convert to fraction form
    31,696,937.10/43,741,934.55 = 17,948,580.30/x
  3. Step 3: Cross multiply
    31,696,937.10x = 43,741,934.55 × 17,948,580.30
  4. Step 4: Simplify right side
    31,696,937.10x = 785,105,624,748,019.38
  5. Step 5: Solve for x
    x = 785,105,624,748,019.38/31,696,937.10
  6. Step 6: Final answer
    x = 24,769,132.18

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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.