Home / 22,769,416.41-31,422,042.62-12,455,918.07

Finding the Fourth Proportional to 22,769,416.41, 31,422,042.62 and 12,455,918.07

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Solution

The fourth proportional to 22,769,416.41, 31,422,042.62 and 12,455,918.07 is: 17,189,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,769,416.41 : 31,422,042.62 = 12,455,918.07 : x
  2. Step 2: Convert to fraction form
    22,769,416.41/31,422,042.62 = 12,455,918.07/x
  3. Step 3: Cross multiply
    22,769,416.41x = 31,422,042.62 × 12,455,918.07
  4. Step 4: Simplify right side
    22,769,416.41x = 391,390,388,466,768.19
  5. Step 5: Solve for x
    x = 391,390,388,466,768.19/22,769,416.41
  6. Step 6: Final answer
    x = 17,189,302.59

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1.5x scale

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.