Home / 10,752,677.40-16,129,016.10-9,657,816.60

Finding the Fourth Proportional to 10,752,677.40, 16,129,016.10 and 9,657,816.60

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Solution

The fourth proportional to 10,752,677.40, 16,129,016.10 and 9,657,816.60 is: 14,486,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,677.40 : 16,129,016.10 = 9,657,816.60 : x
  2. Step 2: Convert to fraction form
    10,752,677.40/16,129,016.10 = 9,657,816.60/x
  3. Step 3: Cross multiply
    10,752,677.40x = 16,129,016.10 × 9,657,816.60
  4. Step 4: Simplify right side
    10,752,677.40x = 155,771,079,432,247.25
  5. Step 5: Solve for x
    x = 155,771,079,432,247.25/10,752,677.40
  6. Step 6: Final answer
    x = 14,486,724.90

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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.