Home / 10,074,325.11-15,111,478.43-3,157,854.23

Finding the Fourth Proportional to 10,074,325.11, 15,111,478.43 and 3,157,854.23

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Solution

The fourth proportional to 10,074,325.11, 15,111,478.43 and 3,157,854.23 is: 4,736,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,325.11 : 15,111,478.43 = 3,157,854.23 : x
  2. Step 2: Convert to fraction form
    10,074,325.11/15,111,478.43 = 3,157,854.23/x
  3. Step 3: Cross multiply
    10,074,325.11x = 15,111,478.43 × 3,157,854.23
  4. Step 4: Simplify right side
    10,074,325.11x = 47,719,846,070,734.54
  5. Step 5: Solve for x
    x = 47,719,846,070,734.54/10,074,325.11
  6. Step 6: Final answer
    x = 4,736,778.45

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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.