Home / 7,461,248.40-11,191,872.60-6,873,382.80

Finding the Fourth Proportional to 7,461,248.40, 11,191,872.60 and 6,873,382.80

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Solution

The fourth proportional to 7,461,248.40, 11,191,872.60 and 6,873,382.80 is: 10,310,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,248.40 : 11,191,872.60 = 6,873,382.80 : x
  2. Step 2: Convert to fraction form
    7,461,248.40/11,191,872.60 = 6,873,382.80/x
  3. Step 3: Cross multiply
    7,461,248.40x = 11,191,872.60 × 6,873,382.80
  4. Step 4: Simplify right side
    7,461,248.40x = 76,926,024,628,631.28
  5. Step 5: Solve for x
    x = 76,926,024,628,631.28/7,461,248.40
  6. Step 6: Final answer
    x = 10,310,074.20

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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.