Home / 7,318,201.60-10,972,928.40-4,480,350.40

Finding the Fourth Proportional to 7,318,201.60, 10,972,928.40 and 4,480,350.40

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Solution

The fourth proportional to 7,318,201.60, 10,972,928.40 and 4,480,350.40 is: 6,717,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,201.60 : 10,972,928.40 = 4,480,350.40 : x
  2. Step 2: Convert to fraction form
    7,318,201.60/10,972,928.40 = 4,480,350.40/x
  3. Step 3: Cross multiply
    7,318,201.60x = 10,972,928.40 × 4,480,350.40
  4. Step 4: Simplify right side
    7,318,201.60x = 49,162,564,146,111.37
  5. Step 5: Solve for x
    x = 49,162,564,146,111.37/7,318,201.60
  6. Step 6: Final answer
    x = 6,717,847.75

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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.