Home / 6,640,015.10-9,960,022.65-4,585,109.90

Finding the Fourth Proportional to 6,640,015.10, 9,960,022.65 and 4,585,109.90

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Solution

The fourth proportional to 6,640,015.10, 9,960,022.65 and 4,585,109.90 is: 6,877,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,015.10 : 9,960,022.65 = 4,585,109.90 : x
  2. Step 2: Convert to fraction form
    6,640,015.10/9,960,022.65 = 4,585,109.90/x
  3. Step 3: Cross multiply
    6,640,015.10x = 9,960,022.65 × 4,585,109.90
  4. Step 4: Simplify right side
    6,640,015.10x = 45,667,798,456,739.24
  5. Step 5: Solve for x
    x = 45,667,798,456,739.24/6,640,015.10
  6. Step 6: Final answer
    x = 6,877,664.85

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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.