Home / 28,892,362.80-43,345,180.80-9,722,606.88

Finding the Fourth Proportional to 28,892,362.80, 43,345,180.80 and 9,722,606.88

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Solution

The fourth proportional to 28,892,362.80, 43,345,180.80 and 9,722,606.88 is: 14,586,143.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,892,362.80 : 43,345,180.80 = 9,722,606.88 : x
  2. Step 2: Convert to fraction form
    28,892,362.80/43,345,180.80 = 9,722,606.88/x
  3. Step 3: Cross multiply
    28,892,362.80x = 43,345,180.80 × 9,722,606.88
  4. Step 4: Simplify right side
    28,892,362.80x = 421,428,153,060,923.94
  5. Step 5: Solve for x
    x = 421,428,153,060,923.94/28,892,362.80
  6. Step 6: Final answer
    x = 14,586,143.61

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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.