Home / 5,384,836.70-8,081,661.45-5,342,846.30

Finding the Fourth Proportional to 5,384,836.70, 8,081,661.45 and 5,342,846.30

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Solution

The fourth proportional to 5,384,836.70, 8,081,661.45 and 5,342,846.30 is: 8,018,641.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,836.70 : 8,081,661.45 = 5,342,846.30 : x
  2. Step 2: Convert to fraction form
    5,384,836.70/8,081,661.45 = 5,342,846.30/x
  3. Step 3: Cross multiply
    5,384,836.70x = 8,081,661.45 × 5,342,846.30
  4. Step 4: Simplify right side
    5,384,836.70x = 43,179,074,975,985.13
  5. Step 5: Solve for x
    x = 43,179,074,975,985.13/5,384,836.70
  6. Step 6: Final answer
    x = 8,018,641.49

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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.