Home / 8,111,543.75-11,195,159.90-4,626,865.43

Finding the Fourth Proportional to 8,111,543.75, 11,195,159.90 and 4,626,865.43

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Solution

The fourth proportional to 8,111,543.75, 11,195,159.90 and 4,626,865.43 is: 6,385,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,543.75 : 11,195,159.90 = 4,626,865.43 : x
  2. Step 2: Convert to fraction form
    8,111,543.75/11,195,159.90 = 4,626,865.43/x
  3. Step 3: Cross multiply
    8,111,543.75x = 11,195,159.90 × 4,626,865.43
  4. Step 4: Simplify right side
    8,111,543.75x = 51,798,498,324,632.26
  5. Step 5: Solve for x
    x = 51,798,498,324,632.26/8,111,543.75
  6. Step 6: Final answer
    x = 6,385,775.62

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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.