Home / 14,036,400.10-21,054,600.15-12,442,077.10

Finding the Fourth Proportional to 14,036,400.10, 21,054,600.15 and 12,442,077.10

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Solution

The fourth proportional to 14,036,400.10, 21,054,600.15 and 12,442,077.10 is: 18,663,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,400.10 : 21,054,600.15 = 12,442,077.10 : x
  2. Step 2: Convert to fraction form
    14,036,400.10/21,054,600.15 = 12,442,077.10/x
  3. Step 3: Cross multiply
    14,036,400.10x = 21,054,600.15 × 12,442,077.10
  4. Step 4: Simplify right side
    14,036,400.10x = 261,962,958,375,971.53
  5. Step 5: Solve for x
    x = 261,962,958,375,971.53/14,036,400.10
  6. Step 6: Final answer
    x = 18,663,115.65

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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.