Home / 31,696,898.60-43,741,881.42-17,948,541.80

Finding the Fourth Proportional to 31,696,898.60, 43,741,881.42 and 17,948,541.80

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Solution

The fourth proportional to 31,696,898.60, 43,741,881.42 and 17,948,541.80 is: 24,769,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696,898.60 : 43,741,881.42 = 17,948,541.80 : x
  2. Step 2: Convert to fraction form
    31,696,898.60/43,741,881.42 = 17,948,541.80/x
  3. Step 3: Cross multiply
    31,696,898.60x = 43,741,881.42 × 17,948,541.80
  4. Step 4: Simplify right side
    31,696,898.60x = 785,102,987,077,513.38
  5. Step 5: Solve for x
    x = 785,102,987,077,513.38/31,696,898.60
  6. Step 6: Final answer
    x = 24,769,079.05

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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.