Home / 7,295,258.20-10,062,235.07-5,120,286.70

Finding the Fourth Proportional to 7,295,258.20, 10,062,235.07 and 5,120,286.70

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Solution

The fourth proportional to 7,295,258.20, 10,062,235.07 and 5,120,286.70 is: 7,062,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295,258.20 : 10,062,235.07 = 5,120,286.70 : x
  2. Step 2: Convert to fraction form
    7,295,258.20/10,062,235.07 = 5,120,286.70/x
  3. Step 3: Cross multiply
    7,295,258.20x = 10,062,235.07 × 5,120,286.70
  4. Step 4: Simplify right side
    7,295,258.20x = 51,521,528,401,194.57
  5. Step 5: Solve for x
    x = 51,521,528,401,194.57/7,295,258.20
  6. Step 6: Final answer
    x = 7,062,331.04

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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.