Home / 22,749,107.04-31,393,976.76-12,959,406.32

Finding the Fourth Proportional to 22,749,107.04, 31,393,976.76 and 12,959,406.32

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Solution

The fourth proportional to 22,749,107.04, 31,393,976.76 and 12,959,406.32 is: 17,884,099.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749,107.04 : 31,393,976.76 = 12,959,406.32 : x
  2. Step 2: Convert to fraction form
    22,749,107.04/31,393,976.76 = 12,959,406.32/x
  3. Step 3: Cross multiply
    22,749,107.04x = 31,393,976.76 × 12,959,406.32
  4. Step 4: Simplify right side
    22,749,107.04x = 406,847,300,833,477.12
  5. Step 5: Solve for x
    x = 406,847,300,833,477.12/22,749,107.04
  6. Step 6: Final answer
    x = 17,884,099.81

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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.