Home / 10,607,997.60-15,911,996.40-6,576,919.20

Finding the Fourth Proportional to 10,607,997.60, 15,911,996.40 and 6,576,919.20

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Solution

The fourth proportional to 10,607,997.60, 15,911,996.40 and 6,576,919.20 is: 9,865,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607,997.60 : 15,911,996.40 = 6,576,919.20 : x
  2. Step 2: Convert to fraction form
    10,607,997.60/15,911,996.40 = 6,576,919.20/x
  3. Step 3: Cross multiply
    10,607,997.60x = 15,911,996.40 × 6,576,919.20
  4. Step 4: Simplify right side
    10,607,997.60x = 104,651,914,633,490.89
  5. Step 5: Solve for x
    x = 104,651,914,633,490.89/10,607,997.60
  6. Step 6: Final answer
    x = 9,865,378.80

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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.