Home / 13,818,571.27-19,069,521.84-7,623,879.08

Finding the Fourth Proportional to 13,818,571.27, 19,069,521.84 and 7,623,879.08

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Solution

The fourth proportional to 13,818,571.27, 19,069,521.84 and 7,623,879.08 is: 10,520,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,571.27 : 19,069,521.84 = 7,623,879.08 : x
  2. Step 2: Convert to fraction form
    13,818,571.27/19,069,521.84 = 7,623,879.08/x
  3. Step 3: Cross multiply
    13,818,571.27x = 19,069,521.84 × 7,623,879.08
  4. Step 4: Simplify right side
    13,818,571.27x = 145,383,728,526,231.50
  5. Step 5: Solve for x
    x = 145,383,728,526,231.50/13,818,571.27
  6. Step 6: Final answer
    x = 10,520,894.36

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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.