Home / 8,664,115.86-11,956,482.72-4,744,120.40

Finding the Fourth Proportional to 8,664,115.86, 11,956,482.72 and 4,744,120.40

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Solution

The fourth proportional to 8,664,115.86, 11,956,482.72 and 4,744,120.40 is: 6,546,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,115.86 : 11,956,482.72 = 4,744,120.40 : x
  2. Step 2: Convert to fraction form
    8,664,115.86/11,956,482.72 = 4,744,120.40/x
  3. Step 3: Cross multiply
    8,664,115.86x = 11,956,482.72 × 4,744,120.40
  4. Step 4: Simplify right side
    8,664,115.86x = 56,722,993,584,199.49
  5. Step 5: Solve for x
    x = 56,722,993,584,199.49/8,664,115.86
  6. Step 6: Final answer
    x = 6,546,887.70

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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.