Home / 7,341,209.28-10,130,587.11-4,078,229.43

Finding the Fourth Proportional to 7,341,209.28, 10,130,587.11 and 4,078,229.43

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Solution

The fourth proportional to 7,341,209.28, 10,130,587.11 and 4,078,229.43 is: 5,627,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,209.28 : 10,130,587.11 = 4,078,229.43 : x
  2. Step 2: Convert to fraction form
    7,341,209.28/10,130,587.11 = 4,078,229.43/x
  3. Step 3: Cross multiply
    7,341,209.28x = 10,130,587.11 × 4,078,229.43
  4. Step 4: Simplify right side
    7,341,209.28x = 41,314,858,495,180.65
  5. Step 5: Solve for x
    x = 41,314,858,495,180.65/7,341,209.28
  6. Step 6: Final answer
    x = 5,627,800.12

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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.