Home / 14,175,999.90-21,263,999.85-8,104,499.10

Finding the Fourth Proportional to 14,175,999.90, 21,263,999.85 and 8,104,499.10

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Solution

The fourth proportional to 14,175,999.90, 21,263,999.85 and 8,104,499.10 is: 12,156,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175,999.90 : 21,263,999.85 = 8,104,499.10 : x
  2. Step 2: Convert to fraction form
    14,175,999.90/21,263,999.85 = 8,104,499.10/x
  3. Step 3: Cross multiply
    14,175,999.90x = 21,263,999.85 × 8,104,499.10
  4. Step 4: Simplify right side
    14,175,999.90x = 172,334,067,646,725.12
  5. Step 5: Solve for x
    x = 172,334,067,646,725.12/14,175,999.90
  6. Step 6: Final answer
    x = 12,156,748.65

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1.5x scale

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.