Home / 9,007,882.84-12,431,767.39-5,140,982.53

Finding the Fourth Proportional to 9,007,882.84, 12,431,767.39 and 5,140,982.53

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Solution

The fourth proportional to 9,007,882.84, 12,431,767.39 and 5,140,982.53 is: 7,095,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,882.84 : 12,431,767.39 = 5,140,982.53 : x
  2. Step 2: Convert to fraction form
    9,007,882.84/12,431,767.39 = 5,140,982.53/x
  3. Step 3: Cross multiply
    9,007,882.84x = 12,431,767.39 × 5,140,982.53
  4. Step 4: Simplify right side
    9,007,882.84x = 63,911,498,943,308.79
  5. Step 5: Solve for x
    x = 63,911,498,943,308.79/9,007,882.84
  6. Step 6: Final answer
    x = 7,095,063.30

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Why These Related Problems?

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