Home / 7,969,699.65-11,956,065.04-5,518,054.43

Finding the Fourth Proportional to 7,969,699.65, 11,956,065.04 and 5,518,054.43

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Solution

The fourth proportional to 7,969,699.65, 11,956,065.04 and 5,518,054.43 is: 8,278,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969,699.65 : 11,956,065.04 = 5,518,054.43 : x
  2. Step 2: Convert to fraction form
    7,969,699.65/11,956,065.04 = 5,518,054.43/x
  3. Step 3: Cross multiply
    7,969,699.65x = 11,956,065.04 × 5,518,054.43
  4. Step 4: Simplify right side
    7,969,699.65x = 65,974,217,578,867.10
  5. Step 5: Solve for x
    x = 65,974,217,578,867.10/7,969,699.65
  6. Step 6: Final answer
    x = 8,278,130.98

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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.