Home / 5,184,022.45-7,779,921.68-2,658,377.65

Finding the Fourth Proportional to 5,184,022.45, 7,779,921.68 and 2,658,377.65

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Solution

The fourth proportional to 5,184,022.45, 7,779,921.68 and 2,658,377.65 is: 3,989,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,022.45 : 7,779,921.68 = 2,658,377.65 : x
  2. Step 2: Convert to fraction form
    5,184,022.45/7,779,921.68 = 2,658,377.65/x
  3. Step 3: Cross multiply
    5,184,022.45x = 7,779,921.68 × 2,658,377.65
  4. Step 4: Simplify right side
    5,184,022.45x = 20,681,969,899,570.56
  5. Step 5: Solve for x
    x = 20,681,969,899,570.56/5,184,022.45
  6. Step 6: Final answer
    x = 3,989,560.25

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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.