Home / 7,047,999.80-10,571,999.70-3,681,769.40

Finding the Fourth Proportional to 7,047,999.80, 10,571,999.70 and 3,681,769.40

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Solution

The fourth proportional to 7,047,999.80, 10,571,999.70 and 3,681,769.40 is: 5,522,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,999.80 : 10,571,999.70 = 3,681,769.40 : x
  2. Step 2: Convert to fraction form
    7,047,999.80/10,571,999.70 = 3,681,769.40/x
  3. Step 3: Cross multiply
    7,047,999.80x = 10,571,999.70 × 3,681,769.40
  4. Step 4: Simplify right side
    7,047,999.80x = 38,923,664,992,269.18
  5. Step 5: Solve for x
    x = 38,923,664,992,269.18/7,047,999.80
  6. Step 6: Final answer
    x = 5,522,654.10

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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.