Home / 8,178,055.52-11,285,793.75-4,507,104.47

Finding the Fourth Proportional to 8,178,055.52, 11,285,793.75 and 4,507,104.47

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Solution

The fourth proportional to 8,178,055.52, 11,285,793.75 and 4,507,104.47 is: 6,219,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,055.52 : 11,285,793.75 = 4,507,104.47 : x
  2. Step 2: Convert to fraction form
    8,178,055.52/11,285,793.75 = 4,507,104.47/x
  3. Step 3: Cross multiply
    8,178,055.52x = 11,285,793.75 × 4,507,104.47
  4. Step 4: Simplify right side
    8,178,055.52x = 50,866,251,458,123.06
  5. Step 5: Solve for x
    x = 50,866,251,458,123.06/8,178,055.52
  6. Step 6: Final answer
    x = 6,219,846.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.