Home / 14,280,115.28-19,706,357.49-8,085,002.24

Finding the Fourth Proportional to 14,280,115.28, 19,706,357.49 and 8,085,002.24

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Solution

The fourth proportional to 14,280,115.28, 19,706,357.49 and 8,085,002.24 is: 11,157,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,115.28 : 19,706,357.49 = 8,085,002.24 : x
  2. Step 2: Convert to fraction form
    14,280,115.28/19,706,357.49 = 8,085,002.24/x
  3. Step 3: Cross multiply
    14,280,115.28x = 19,706,357.49 × 8,085,002.24
  4. Step 4: Simplify right side
    14,280,115.28x = 159,325,944,448,890.78
  5. Step 5: Solve for x
    x = 159,325,944,448,890.78/14,280,115.28
  6. Step 6: Final answer
    x = 11,157,188.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.