Home / 19,325,078.10-28,987,617.15-10,715,733.90

Finding the Fourth Proportional to 19,325,078.10, 28,987,617.15 and 10,715,733.90

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Solution

The fourth proportional to 19,325,078.10, 28,987,617.15 and 10,715,733.90 is: 16,073,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325,078.10 : 28,987,617.15 = 10,715,733.90 : x
  2. Step 2: Convert to fraction form
    19,325,078.10/28,987,617.15 = 10,715,733.90/x
  3. Step 3: Cross multiply
    19,325,078.10x = 28,987,617.15 × 10,715,733.90
  4. Step 4: Simplify right side
    19,325,078.10x = 310,623,591,774,476.38
  5. Step 5: Solve for x
    x = 310,623,591,774,476.38/19,325,078.10
  6. Step 6: Final answer
    x = 16,073,600.85

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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.