Home / 8,239,865.54-12,357,273.60-5,697,418.50

Finding the Fourth Proportional to 8,239,865.54, 12,357,273.60 and 5,697,418.50

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Solution

The fourth proportional to 8,239,865.54, 12,357,273.60 and 5,697,418.50 is: 8,544,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,865.54 : 12,357,273.60 = 5,697,418.50 : x
  2. Step 2: Convert to fraction form
    8,239,865.54/12,357,273.60 = 5,697,418.50/x
  3. Step 3: Cross multiply
    8,239,865.54x = 12,357,273.60 × 5,697,418.50
  4. Step 4: Simplify right side
    8,239,865.54x = 70,404,559,218,201.59
  5. Step 5: Solve for x
    x = 70,404,559,218,201.59/8,239,865.54
  6. Step 6: Final answer
    x = 8,544,382.06

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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.