Home / 9,043,279.80-13,564,919.70-7,825,558.20

Finding the Fourth Proportional to 9,043,279.80, 13,564,919.70 and 7,825,558.20

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Solution

The fourth proportional to 9,043,279.80, 13,564,919.70 and 7,825,558.20 is: 11,738,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043,279.80 : 13,564,919.70 = 7,825,558.20 : x
  2. Step 2: Convert to fraction form
    9,043,279.80/13,564,919.70 = 7,825,558.20/x
  3. Step 3: Cross multiply
    9,043,279.80x = 13,564,919.70 × 7,825,558.20
  4. Step 4: Simplify right side
    9,043,279.80x = 106,153,068,590,676.53
  5. Step 5: Solve for x
    x = 106,153,068,590,676.53/9,043,279.80
  6. Step 6: Final answer
    x = 11,738,337.30

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Double scale
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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.