Home / 48,509,739.20-72,764,608.80-44,541,646.40

Finding the Fourth Proportional to 48,509,739.20, 72,764,608.80 and 44,541,646.40

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Solution

The fourth proportional to 48,509,739.20, 72,764,608.80 and 44,541,646.40 is: 66,812,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,509,739.20 : 72,764,608.80 = 44,541,646.40 : x
  2. Step 2: Convert to fraction form
    48,509,739.20/72,764,608.80 = 44,541,646.40/x
  3. Step 3: Cross multiply
    48,509,739.20x = 72,764,608.80 × 44,541,646.40
  4. Step 4: Simplify right side
    48,509,739.20x = 3,241,055,475,603,928
  5. Step 5: Solve for x
    x = 3,241,055,475,603,928/48,509,739.20
  6. Step 6: Final answer
    x = 66,812,469.60

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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.