Home / 14,419,242.73-19,898,561.19-7,892,909.41

Finding the Fourth Proportional to 14,419,242.73, 19,898,561.19 and 7,892,909.41

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Solution

The fourth proportional to 14,419,242.73, 19,898,561.19 and 7,892,909.41 is: 10,892,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419,242.73 : 19,898,561.19 = 7,892,909.41 : x
  2. Step 2: Convert to fraction form
    14,419,242.73/19,898,561.19 = 7,892,909.41/x
  3. Step 3: Cross multiply
    14,419,242.73x = 19,898,561.19 × 7,892,909.41
  4. Step 4: Simplify right side
    14,419,242.73x = 157,057,540,862,011.81
  5. Step 5: Solve for x
    x = 157,057,540,862,011.81/14,419,242.73
  6. Step 6: Final answer
    x = 10,892,218.39

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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.