Home / 8,498,694.36-12,748,023.72-2,663,328

Finding the Fourth Proportional to 8,498,694.36, 12,748,023.72 and 2,663,328

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Solution

The fourth proportional to 8,498,694.36, 12,748,023.72 and 2,663,328 is: 3,994,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498,694.36 : 12,748,023.72 = 2,663,328 : x
  2. Step 2: Convert to fraction form
    8,498,694.36/12,748,023.72 = 2,663,328/x
  3. Step 3: Cross multiply
    8,498,694.36x = 12,748,023.72 × 2,663,328
  4. Step 4: Simplify right side
    8,498,694.36x = 33,952,168,518,140.16
  5. Step 5: Solve for x
    x = 33,952,168,518,140.16/8,498,694.36
  6. Step 6: Final answer
    x = 3,994,986.42

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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.