Home / 7,666,342.12-11,506,992.18-6,332,097.16

Finding the Fourth Proportional to 7,666,342.12, 11,506,992.18 and 6,332,097.16

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Solution

The fourth proportional to 7,666,342.12, 11,506,992.18 and 6,332,097.16 is: 9,504,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,342.12 : 11,506,992.18 = 6,332,097.16 : x
  2. Step 2: Convert to fraction form
    7,666,342.12/11,506,992.18 = 6,332,097.16/x
  3. Step 3: Cross multiply
    7,666,342.12x = 11,506,992.18 × 6,332,097.16
  4. Step 4: Simplify right side
    7,666,342.12x = 72,863,392,503,120.20
  5. Step 5: Solve for x
    x = 72,863,392,503,120.20/7,666,342.12
  6. Step 6: Final answer
    x = 9,504,323.10

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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.