Home / 29,139,215.75-40,211,061.54-16,086,193.73

Finding the Fourth Proportional to 29,139,215.75, 40,211,061.54 and 16,086,193.73

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Solution

The fourth proportional to 29,139,215.75, 40,211,061.54 and 16,086,193.73 is: 22,198,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139,215.75 : 40,211,061.54 = 16,086,193.73 : x
  2. Step 2: Convert to fraction form
    29,139,215.75/40,211,061.54 = 16,086,193.73/x
  3. Step 3: Cross multiply
    29,139,215.75x = 40,211,061.54 × 16,086,193.73
  4. Step 4: Simplify right side
    29,139,215.75x = 646,842,926,021,392.12
  5. Step 5: Solve for x
    x = 646,842,926,021,392.12/29,139,215.75
  6. Step 6: Final answer
    x = 22,198,364.28

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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.