Home / 18,475,693.88-25,495,930.05-10,215,613.58

Finding the Fourth Proportional to 18,475,693.88, 25,495,930.05 and 10,215,613.58

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Solution

The fourth proportional to 18,475,693.88, 25,495,930.05 and 10,215,613.58 is: 14,097,255.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475,693.88 : 25,495,930.05 = 10,215,613.58 : x
  2. Step 2: Convert to fraction form
    18,475,693.88/25,495,930.05 = 10,215,613.58/x
  3. Step 3: Cross multiply
    18,475,693.88x = 25,495,930.05 × 10,215,613.58
  4. Step 4: Simplify right side
    18,475,693.88x = 260,456,569,253,510.09
  5. Step 5: Solve for x
    x = 260,456,569,253,510.09/18,475,693.88
  6. Step 6: Final answer
    x = 14,097,255.07

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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.