Home / 12,927,954.04-17,837,270.19-8,216,631.16

Finding the Fourth Proportional to 12,927,954.04, 17,837,270.19 and 8,216,631.16

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Solution

The fourth proportional to 12,927,954.04, 17,837,270.19 and 8,216,631.16 is: 11,336,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927,954.04 : 17,837,270.19 = 8,216,631.16 : x
  2. Step 2: Convert to fraction form
    12,927,954.04/17,837,270.19 = 8,216,631.16/x
  3. Step 3: Cross multiply
    12,927,954.04x = 17,837,270.19 × 8,216,631.16
  4. Step 4: Simplify right side
    12,927,954.04x = 146,562,270,052,493.12
  5. Step 5: Solve for x
    x = 146,562,270,052,493.12/12,927,954.04
  6. Step 6: Final answer
    x = 11,336,849.56

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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.