Home / 31,563,021.95-43,587,052.39-29,843,490.36

Finding the Fourth Proportional to 31,563,021.95, 43,587,052.39 and 29,843,490.36

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Solution

The fourth proportional to 31,563,021.95, 43,587,052.39 and 29,843,490.36 is: 41,212,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563,021.95 : 43,587,052.39 = 29,843,490.36 : x
  2. Step 2: Convert to fraction form
    31,563,021.95/43,587,052.39 = 29,843,490.36/x
  3. Step 3: Cross multiply
    31,563,021.95x = 43,587,052.39 × 29,843,490.36
  4. Step 4: Simplify right side
    31,563,021.95x = 1,300,789,777,821,780
  5. Step 5: Solve for x
    x = 1,300,789,777,821,780/31,563,021.95
  6. Step 6: Final answer
    x = 41,212,459.94

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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.