Home / 7,001,086.50-9,661,499.64-3,781,822.50

Finding the Fourth Proportional to 7,001,086.50, 9,661,499.64 and 3,781,822.50

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Solution

The fourth proportional to 7,001,086.50, 9,661,499.64 and 3,781,822.50 is: 5,218,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,086.50 : 9,661,499.64 = 3,781,822.50 : x
  2. Step 2: Convert to fraction form
    7,001,086.50/9,661,499.64 = 3,781,822.50/x
  3. Step 3: Cross multiply
    7,001,086.50x = 9,661,499.64 × 3,781,822.50
  4. Step 4: Simplify right side
    7,001,086.50x = 36,538,076,722,293.90
  5. Step 5: Solve for x
    x = 36,538,076,722,293.90/7,001,086.50
  6. Step 6: Final answer
    x = 5,218,915.20

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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.