Home / 11,649,130.20-17,473,695.30-8,247,907.80

Finding the Fourth Proportional to 11,649,130.20, 17,473,695.30 and 8,247,907.80

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Solution

The fourth proportional to 11,649,130.20, 17,473,695.30 and 8,247,907.80 is: 12,371,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649,130.20 : 17,473,695.30 = 8,247,907.80 : x
  2. Step 2: Convert to fraction form
    11,649,130.20/17,473,695.30 = 8,247,907.80/x
  3. Step 3: Cross multiply
    11,649,130.20x = 17,473,695.30 × 8,247,907.80
  4. Step 4: Simplify right side
    11,649,130.20x = 144,121,427,759,693.34
  5. Step 5: Solve for x
    x = 144,121,427,759,693.34/11,649,130.20
  6. Step 6: Final answer
    x = 12,371,861.70

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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.