Home / 10,368,579.60-15,545,093.40-5,323,510.80

Finding the Fourth Proportional to 10,368,579.60, 15,545,093.40 and 5,323,510.80

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Solution

The fourth proportional to 10,368,579.60, 15,545,093.40 and 5,323,510.80 is: 7,981,273.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,579.60 : 15,545,093.40 = 5,323,510.80 : x
  2. Step 2: Convert to fraction form
    10,368,579.60/15,545,093.40 = 5,323,510.80/x
  3. Step 3: Cross multiply
    10,368,579.60x = 15,545,093.40 × 5,323,510.80
  4. Step 4: Simplify right side
    10,368,579.60x = 82,754,472,601,908.72
  5. Step 5: Solve for x
    x = 82,754,472,601,908.72/10,368,579.60
  6. Step 6: Final answer
    x = 7,981,273.79

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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.