Home / 7,344,273.20-11,009,411.40-5,724,143.60

Finding the Fourth Proportional to 7,344,273.20, 11,009,411.40 and 5,724,143.60

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Solution

The fourth proportional to 7,344,273.20, 11,009,411.40 and 5,724,143.60 is: 8,580,760.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,273.20 : 11,009,411.40 = 5,724,143.60 : x
  2. Step 2: Convert to fraction form
    7,344,273.20/11,009,411.40 = 5,724,143.60/x
  3. Step 3: Cross multiply
    7,344,273.20x = 11,009,411.40 × 5,724,143.60
  4. Step 4: Simplify right side
    7,344,273.20x = 63,019,451,805,077.04
  5. Step 5: Solve for x
    x = 63,019,451,805,077.04/7,344,273.20
  6. Step 6: Final answer
    x = 8,580,760.83

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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.