Home / 9,203,812.80-13,805,719.20-7,786,636.80

Finding the Fourth Proportional to 9,203,812.80, 13,805,719.20 and 7,786,636.80

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Solution

The fourth proportional to 9,203,812.80, 13,805,719.20 and 7,786,636.80 is: 11,679,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203,812.80 : 13,805,719.20 = 7,786,636.80 : x
  2. Step 2: Convert to fraction form
    9,203,812.80/13,805,719.20 = 7,786,636.80/x
  3. Step 3: Cross multiply
    9,203,812.80x = 13,805,719.20 × 7,786,636.80
  4. Step 4: Simplify right side
    9,203,812.80x = 107,500,121,173,186.55
  5. Step 5: Solve for x
    x = 107,500,121,173,186.55/9,203,812.80
  6. Step 6: Final answer
    x = 11,679,955.20

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Similar ratio
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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.