Home / 7,810,407.65-11,668,115.18-5,055,513.48

Finding the Fourth Proportional to 7,810,407.65, 11,668,115.18 and 5,055,513.48

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Solution

The fourth proportional to 7,810,407.65, 11,668,115.18 and 5,055,513.48 is: 7,552,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810,407.65 : 11,668,115.18 = 5,055,513.48 : x
  2. Step 2: Convert to fraction form
    7,810,407.65/11,668,115.18 = 5,055,513.48/x
  3. Step 3: Cross multiply
    7,810,407.65x = 11,668,115.18 × 5,055,513.48
  4. Step 4: Simplify right side
    7,810,407.65x = 58,988,313,591,321.41
  5. Step 5: Solve for x
    x = 58,988,313,591,321.41/7,810,407.65
  6. Step 6: Final answer
    x = 7,552,526.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.