Home / 18,074,065.86-24,921,138.51-13,482,415.62

Finding the Fourth Proportional to 18,074,065.86, 24,921,138.51 and 13,482,415.62

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Solution

The fourth proportional to 18,074,065.86, 24,921,138.51 and 13,482,415.62 is: 18,590,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074,065.86 : 24,921,138.51 = 13,482,415.62 : x
  2. Step 2: Convert to fraction form
    18,074,065.86/24,921,138.51 = 13,482,415.62/x
  3. Step 3: Cross multiply
    18,074,065.86x = 24,921,138.51 × 13,482,415.62
  4. Step 4: Simplify right side
    18,074,065.86x = 335,997,147,115,407.50
  5. Step 5: Solve for x
    x = 335,997,147,115,407.50/18,074,065.86
  6. Step 6: Final answer
    x = 18,590,014.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.