Home / 10,080,408.30-15,120,612.45-7,246,056.30

Finding the Fourth Proportional to 10,080,408.30, 15,120,612.45 and 7,246,056.30

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Solution

The fourth proportional to 10,080,408.30, 15,120,612.45 and 7,246,056.30 is: 10,869,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,408.30 : 15,120,612.45 = 7,246,056.30 : x
  2. Step 2: Convert to fraction form
    10,080,408.30/15,120,612.45 = 7,246,056.30/x
  3. Step 3: Cross multiply
    10,080,408.30x = 15,120,612.45 × 7,246,056.30
  4. Step 4: Simplify right side
    10,080,408.30x = 109,564,809,103,180.92
  5. Step 5: Solve for x
    x = 109,564,809,103,180.92/10,080,408.30
  6. Step 6: Final answer
    x = 10,869,084.45

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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.