Home / 8,065,029.60-12,097,544.40-7,253,215.20

Finding the Fourth Proportional to 8,065,029.60, 12,097,544.40 and 7,253,215.20

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Solution

The fourth proportional to 8,065,029.60, 12,097,544.40 and 7,253,215.20 is: 10,879,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,029.60 : 12,097,544.40 = 7,253,215.20 : x
  2. Step 2: Convert to fraction form
    8,065,029.60/12,097,544.40 = 7,253,215.20/x
  3. Step 3: Cross multiply
    8,065,029.60x = 12,097,544.40 × 7,253,215.20
  4. Step 4: Simplify right side
    8,065,029.60x = 87,746,092,924,754.89
  5. Step 5: Solve for x
    x = 87,746,092,924,754.89/8,065,029.60
  6. Step 6: Final answer
    x = 10,879,822.80

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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.