Home / 4,768,018.80-7,152,028.20-4,245,471.60

Finding the Fourth Proportional to 4,768,018.80, 7,152,028.20 and 4,245,471.60

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Solution

The fourth proportional to 4,768,018.80, 7,152,028.20 and 4,245,471.60 is: 6,368,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,018.80 : 7,152,028.20 = 4,245,471.60 : x
  2. Step 2: Convert to fraction form
    4,768,018.80/7,152,028.20 = 4,245,471.60/x
  3. Step 3: Cross multiply
    4,768,018.80x = 7,152,028.20 × 4,245,471.60
  4. Step 4: Simplify right side
    4,768,018.80x = 30,363,732,605,499.12
  5. Step 5: Solve for x
    x = 30,363,732,605,499.12/4,768,018.80
  6. Step 6: Final answer
    x = 6,368,207.40

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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.