Home / 9,007,882.78-12,431,767.30-5,140,982.47

Finding the Fourth Proportional to 9,007,882.78, 12,431,767.30 and 5,140,982.47

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Solution

The fourth proportional to 9,007,882.78, 12,431,767.30 and 5,140,982.47 is: 7,095,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,882.78 : 12,431,767.30 = 5,140,982.47 : x
  2. Step 2: Convert to fraction form
    9,007,882.78/12,431,767.30 = 5,140,982.47/x
  3. Step 3: Cross multiply
    9,007,882.78x = 12,431,767.30 × 5,140,982.47
  4. Step 4: Simplify right side
    9,007,882.78x = 63,911,497,672,555.48
  5. Step 5: Solve for x
    x = 63,911,497,672,555.48/9,007,882.78
  6. Step 6: Final answer
    x = 7,095,063.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.