Home / 8,365,027.20-12,547,540.80-4,997,500.80

Finding the Fourth Proportional to 8,365,027.20, 12,547,540.80 and 4,997,500.80

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Solution

The fourth proportional to 8,365,027.20, 12,547,540.80 and 4,997,500.80 is: 7,496,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,027.20 : 12,547,540.80 = 4,997,500.80 : x
  2. Step 2: Convert to fraction form
    8,365,027.20/12,547,540.80 = 4,997,500.80/x
  3. Step 3: Cross multiply
    8,365,027.20x = 12,547,540.80 × 4,997,500.80
  4. Step 4: Simplify right side
    8,365,027.20x = 62,706,345,186,032.64
  5. Step 5: Solve for x
    x = 62,706,345,186,032.64/8,365,027.20
  6. Step 6: Final answer
    x = 7,496,251.20

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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.