Home / 10,109,953.80-15,164,930.70-6,283,578.60

Finding the Fourth Proportional to 10,109,953.80, 15,164,930.70 and 6,283,578.60

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Solution

The fourth proportional to 10,109,953.80, 15,164,930.70 and 6,283,578.60 is: 9,425,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,953.80 : 15,164,930.70 = 6,283,578.60 : x
  2. Step 2: Convert to fraction form
    10,109,953.80/15,164,930.70 = 6,283,578.60/x
  3. Step 3: Cross multiply
    10,109,953.80x = 15,164,930.70 × 6,283,578.60
  4. Step 4: Simplify right side
    10,109,953.80x = 95,290,034,017,003.02
  5. Step 5: Solve for x
    x = 95,290,034,017,003.02/10,109,953.80
  6. Step 6: Final answer
    x = 9,425,367.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.