Home / 8,632,161.60-11,905,069.60-5,193,760.16

Finding the Fourth Proportional to 8,632,161.60, 11,905,069.60 and 5,193,760.16

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Solution

The fourth proportional to 8,632,161.60, 11,905,069.60 and 5,193,760.16 is: 7,162,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,161.60 : 11,905,069.60 = 5,193,760.16 : x
  2. Step 2: Convert to fraction form
    8,632,161.60/11,905,069.60 = 5,193,760.16/x
  3. Step 3: Cross multiply
    8,632,161.60x = 11,905,069.60 × 5,193,760.16
  4. Step 4: Simplify right side
    8,632,161.60x = 61,832,076,190,507.13
  5. Step 5: Solve for x
    x = 61,832,076,190,507.13/8,632,161.60
  6. Step 6: Final answer
    x = 7,162,988.72

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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.