Home / 7,578,325.78-11,368,434.59-2,966,716.38

Finding the Fourth Proportional to 7,578,325.78, 11,368,434.59 and 2,966,716.38

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Solution

The fourth proportional to 7,578,325.78, 11,368,434.59 and 2,966,716.38 is: 4,450,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578,325.78 : 11,368,434.59 = 2,966,716.38 : x
  2. Step 2: Convert to fraction form
    7,578,325.78/11,368,434.59 = 2,966,716.38/x
  3. Step 3: Cross multiply
    7,578,325.78x = 11,368,434.59 × 2,966,716.38
  4. Step 4: Simplify right side
    7,578,325.78x = 33,726,921,104,775.15
  5. Step 5: Solve for x
    x = 33,726,921,104,775.15/7,578,325.78
  6. Step 6: Final answer
    x = 4,450,444.87

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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.