Home / 22,769,415.41-31,422,041.24-12,455,917.07

Finding the Fourth Proportional to 22,769,415.41, 31,422,041.24 and 12,455,917.07

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Solution

The fourth proportional to 22,769,415.41, 31,422,041.24 and 12,455,917.07 is: 17,189,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,769,415.41 : 31,422,041.24 = 12,455,917.07 : x
  2. Step 2: Convert to fraction form
    22,769,415.41/31,422,041.24 = 12,455,917.07/x
  3. Step 3: Cross multiply
    22,769,415.41x = 31,422,041.24 × 12,455,917.07
  4. Step 4: Simplify right side
    22,769,415.41x = 391,390,339,636,170.12
  5. Step 5: Solve for x
    x = 391,390,339,636,170.12/22,769,415.41
  6. Step 6: Final answer
    x = 17,189,301.20

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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.