Home / 21,739,760.41-30,015,315.80-16,701,536.61

Finding the Fourth Proportional to 21,739,760.41, 30,015,315.80 and 16,701,536.61

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Solution

The fourth proportional to 21,739,760.41, 30,015,315.80 and 16,701,536.61 is: 23,059,218.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739,760.41 : 30,015,315.80 = 16,701,536.61 : x
  2. Step 2: Convert to fraction form
    21,739,760.41/30,015,315.80 = 16,701,536.61/x
  3. Step 3: Cross multiply
    21,739,760.41x = 30,015,315.80 × 16,701,536.61
  4. Step 4: Simplify right side
    21,739,760.41x = 501,301,895,736,165.25
  5. Step 5: Solve for x
    x = 501,301,895,736,165.25/21,739,760.41
  6. Step 6: Final answer
    x = 23,059,218.97

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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.