Home / 11,655,029.85-17,482,544.78-7,120,066.65

Finding the Fourth Proportional to 11,655,029.85, 17,482,544.78 and 7,120,066.65

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Solution

The fourth proportional to 11,655,029.85, 17,482,544.78 and 7,120,066.65 is: 10,680,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655,029.85 : 17,482,544.78 = 7,120,066.65 : x
  2. Step 2: Convert to fraction form
    11,655,029.85/17,482,544.78 = 7,120,066.65/x
  3. Step 3: Cross multiply
    11,655,029.85x = 17,482,544.78 × 7,120,066.65
  4. Step 4: Simplify right side
    11,655,029.85x = 124,476,884,009,609.25
  5. Step 5: Solve for x
    x = 124,476,884,009,609.25/11,655,029.85
  6. Step 6: Final answer
    x = 10,680,099.98

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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.