Home / 8,221,985.90-12,334,680.84-2,464,486.97

Finding the Fourth Proportional to 8,221,985.90, 12,334,680.84 and 2,464,486.97

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Solution

The fourth proportional to 8,221,985.90, 12,334,680.84 and 2,464,486.97 is: 3,697,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,985.90 : 12,334,680.84 = 2,464,486.97 : x
  2. Step 2: Convert to fraction form
    8,221,985.90/12,334,680.84 = 2,464,486.97/x
  3. Step 3: Cross multiply
    8,221,985.90x = 12,334,680.84 × 2,464,486.97
  4. Step 4: Simplify right side
    8,221,985.90x = 30,398,660,209,288.66
  5. Step 5: Solve for x
    x = 30,398,660,209,288.66/8,221,985.90
  6. Step 6: Final answer
    x = 3,697,240.62

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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.