Home / 8,818,857.78-13,228,168.95-4,270,313.58

Finding the Fourth Proportional to 8,818,857.78, 13,228,168.95 and 4,270,313.58

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Solution

The fourth proportional to 8,818,857.78, 13,228,168.95 and 4,270,313.58 is: 6,405,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818,857.78 : 13,228,168.95 = 4,270,313.58 : x
  2. Step 2: Convert to fraction form
    8,818,857.78/13,228,168.95 = 4,270,313.58/x
  3. Step 3: Cross multiply
    8,818,857.78x = 13,228,168.95 × 4,270,313.58
  4. Step 4: Simplify right side
    8,818,857.78x = 56,488,429,505,719.34
  5. Step 5: Solve for x
    x = 56,488,429,505,719.34/8,818,857.78
  6. Step 6: Final answer
    x = 6,405,413.37

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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.