Home / 22,662,805.12-31,274,497.92-12,349,496.32

Finding the Fourth Proportional to 22,662,805.12, 31,274,497.92 and 12,349,496.32

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Solution

The fourth proportional to 22,662,805.12, 31,274,497.92 and 12,349,496.32 is: 17,042,210.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,662,805.12 : 31,274,497.92 = 12,349,496.32 : x
  2. Step 2: Convert to fraction form
    22,662,805.12/31,274,497.92 = 12,349,496.32/x
  3. Step 3: Cross multiply
    22,662,805.12x = 31,274,497.92 × 12,349,496.32
  4. Step 4: Simplify right side
    22,662,805.12x = 386,224,296,972,887.69
  5. Step 5: Solve for x
    x = 386,224,296,972,887.69/22,662,805.12
  6. Step 6: Final answer
    x = 17,042,210.57

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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.