Home / 8,729,888.14-13,072,473.51-7,286,983.93

Finding the Fourth Proportional to 8,729,888.14, 13,072,473.51 and 7,286,983.93

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Solution

The fourth proportional to 8,729,888.14, 13,072,473.51 and 7,286,983.93 is: 10,911,812.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,888.14 : 13,072,473.51 = 7,286,983.93 : x
  2. Step 2: Convert to fraction form
    8,729,888.14/13,072,473.51 = 7,286,983.93/x
  3. Step 3: Cross multiply
    8,729,888.14x = 13,072,473.51 × 7,286,983.93
  4. Step 4: Simplify right side
    8,729,888.14x = 95,258,904,392,720.69
  5. Step 5: Solve for x
    x = 95,258,904,392,720.69/8,729,888.14
  6. Step 6: Final answer
    x = 10,911,812.71

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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.