Home / 11,382,720.90-17,068,176.45-4,190,552.70

Finding the Fourth Proportional to 11,382,720.90, 17,068,176.45 and 4,190,552.70

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Solution

The fourth proportional to 11,382,720.90, 17,068,176.45 and 4,190,552.70 is: 6,283,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382,720.90 : 17,068,176.45 = 4,190,552.70 : x
  2. Step 2: Convert to fraction form
    11,382,720.90/17,068,176.45 = 4,190,552.70/x
  3. Step 3: Cross multiply
    11,382,720.90x = 17,068,176.45 × 4,190,552.70
  4. Step 4: Simplify right side
    11,382,720.90x = 71,525,092,906,623.92
  5. Step 5: Solve for x
    x = 71,525,092,906,623.92/11,382,720.90
  6. Step 6: Final answer
    x = 6,283,655.16

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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.