Home / 16,023,202.91-22,111,990.09-8,681,218.53

Finding the Fourth Proportional to 16,023,202.91, 22,111,990.09 and 8,681,218.53

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Solution

The fourth proportional to 16,023,202.91, 22,111,990.09 and 8,681,218.53 is: 11,980,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,023,202.91 : 22,111,990.09 = 8,681,218.53 : x
  2. Step 2: Convert to fraction form
    16,023,202.91/22,111,990.09 = 8,681,218.53/x
  3. Step 3: Cross multiply
    16,023,202.91x = 22,111,990.09 × 8,681,218.53
  4. Step 4: Simplify right side
    16,023,202.91x = 191,959,018,104,484.34
  5. Step 5: Solve for x
    x = 191,959,018,104,484.34/16,023,202.91
  6. Step 6: Final answer
    x = 11,980,065.36

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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.