Home / 14,487,612.20-21,731,418.30-8,748,049.40

Finding the Fourth Proportional to 14,487,612.20, 21,731,418.30 and 8,748,049.40

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Solution

The fourth proportional to 14,487,612.20, 21,731,418.30 and 8,748,049.40 is: 13,122,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,612.20 : 21,731,418.30 = 8,748,049.40 : x
  2. Step 2: Convert to fraction form
    14,487,612.20/21,731,418.30 = 8,748,049.40/x
  3. Step 3: Cross multiply
    14,487,612.20x = 21,731,418.30 × 8,748,049.40
  4. Step 4: Simplify right side
    14,487,612.20x = 190,107,520,820,464.03
  5. Step 5: Solve for x
    x = 190,107,520,820,464.03/14,487,612.20
  6. Step 6: Final answer
    x = 13,122,074.10

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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.