Home / 5,687,899.38-7,849,328.91-3,109,580.28

Finding the Fourth Proportional to 5,687,899.38, 7,849,328.91 and 3,109,580.28

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Solution

The fourth proportional to 5,687,899.38, 7,849,328.91 and 3,109,580.28 is: 4,291,235.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687,899.38 : 7,849,328.91 = 3,109,580.28 : x
  2. Step 2: Convert to fraction form
    5,687,899.38/7,849,328.91 = 3,109,580.28/x
  3. Step 3: Cross multiply
    5,687,899.38x = 7,849,328.91 × 3,109,580.28
  4. Step 4: Simplify right side
    5,687,899.38x = 24,408,118,389,769.89
  5. Step 5: Solve for x
    x = 24,408,118,389,769.89/5,687,899.38
  6. Step 6: Final answer
    x = 4,291,235.97

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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.