Home / 13,678,895-20,523,994.66-5,998,565.72

Finding the Fourth Proportional to 13,678,895, 20,523,994.66 and 5,998,565.72

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Solution

The fourth proportional to 13,678,895, 20,523,994.66 and 5,998,565.72 is: 9,000,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,678,895 : 20,523,994.66 = 5,998,565.72 : x
  2. Step 2: Convert to fraction form
    13,678,895/20,523,994.66 = 5,998,565.72/x
  3. Step 3: Cross multiply
    13,678,895x = 20,523,994.66 × 5,998,565.72
  4. Step 4: Simplify right side
    13,678,895x = 123,114,530,804,939.05
  5. Step 5: Solve for x
    x = 123,114,530,804,939.05/13,678,895
  6. Step 6: Final answer
    x = 9,000,327.21

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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.