Home / 13,366,481.63-18,442,582.83-7,565,263.37

Finding the Fourth Proportional to 13,366,481.63, 18,442,582.83 and 7,565,263.37

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Solution

The fourth proportional to 13,366,481.63, 18,442,582.83 and 7,565,263.37 is: 10,438,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,481.63 : 18,442,582.83 = 7,565,263.37 : x
  2. Step 2: Convert to fraction form
    13,366,481.63/18,442,582.83 = 7,565,263.37/x
  3. Step 3: Cross multiply
    13,366,481.63x = 18,442,582.83 × 7,565,263.37
  4. Step 4: Simplify right side
    13,366,481.63x = 139,522,996,308,936.70
  5. Step 5: Solve for x
    x = 139,522,996,308,936.70/13,366,481.63
  6. Step 6: Final answer
    x = 10,438,273.90

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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.