Home / 7,764,400.80-11,646,601.20-4,937,047.20

Finding the Fourth Proportional to 7,764,400.80, 11,646,601.20 and 4,937,047.20

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Solution

The fourth proportional to 7,764,400.80, 11,646,601.20 and 4,937,047.20 is: 7,405,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,400.80 : 11,646,601.20 = 4,937,047.20 : x
  2. Step 2: Convert to fraction form
    7,764,400.80/11,646,601.20 = 4,937,047.20/x
  3. Step 3: Cross multiply
    7,764,400.80x = 11,646,601.20 × 4,937,047.20
  4. Step 4: Simplify right side
    7,764,400.80x = 57,499,819,843,976.64
  5. Step 5: Solve for x
    x = 57,499,819,843,976.64/7,764,400.80
  6. Step 6: Final answer
    x = 7,405,570.80

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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.