Home / 22,590,254.32-31,174,791.38-12,276,977.11

Finding the Fourth Proportional to 22,590,254.32, 31,174,791.38 and 12,276,977.11

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Solution

The fourth proportional to 22,590,254.32, 31,174,791.38 and 12,276,977.11 is: 16,942,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590,254.32 : 31,174,791.38 = 12,276,977.11 : x
  2. Step 2: Convert to fraction form
    22,590,254.32/31,174,791.38 = 12,276,977.11/x
  3. Step 3: Cross multiply
    22,590,254.32x = 31,174,791.38 × 12,276,977.11
  4. Step 4: Simplify right side
    22,590,254.32x = 382,732,200,181,285.25
  5. Step 5: Solve for x
    x = 382,732,200,181,285.25/22,590,254.32
  6. Step 6: Final answer
    x = 16,942,359.07

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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.