Home / 5,325,451.20-7,988,176.80-4,475,145.60

Finding the Fourth Proportional to 5,325,451.20, 7,988,176.80 and 4,475,145.60

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Solution

The fourth proportional to 5,325,451.20, 7,988,176.80 and 4,475,145.60 is: 6,712,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,451.20 : 7,988,176.80 = 4,475,145.60 : x
  2. Step 2: Convert to fraction form
    5,325,451.20/7,988,176.80 = 4,475,145.60/x
  3. Step 3: Cross multiply
    5,325,451.20x = 7,988,176.80 × 4,475,145.60
  4. Step 4: Simplify right side
    5,325,451.20x = 35,748,254,258,542.08
  5. Step 5: Solve for x
    x = 35,748,254,258,542.08/5,325,451.20
  6. Step 6: Final answer
    x = 6,712,718.40

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Similar ratio
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1.5x scale

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.