Home / 7,454,488.68-10,280,820.60-5,135,082.84

Finding the Fourth Proportional to 7,454,488.68, 10,280,820.60 and 5,135,082.84

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Solution

The fourth proportional to 7,454,488.68, 10,280,820.60 and 5,135,082.84 is: 7,082,023.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454,488.68 : 10,280,820.60 = 5,135,082.84 : x
  2. Step 2: Convert to fraction form
    7,454,488.68/10,280,820.60 = 5,135,082.84/x
  3. Step 3: Cross multiply
    7,454,488.68x = 10,280,820.60 × 5,135,082.84
  4. Step 4: Simplify right side
    7,454,488.68x = 52,792,865,444,178.50
  5. Step 5: Solve for x
    x = 52,792,865,444,178.50/7,454,488.68
  6. Step 6: Final answer
    x = 7,082,023.69

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1.5x scale

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.