Home / 13,773,694.80-19,009,777.34-7,976,263.98

Finding the Fourth Proportional to 13,773,694.80, 19,009,777.34 and 7,976,263.98

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Solution

The fourth proportional to 13,773,694.80, 19,009,777.34 and 7,976,263.98 is: 11,008,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,694.80 : 19,009,777.34 = 7,976,263.98 : x
  2. Step 2: Convert to fraction form
    13,773,694.80/19,009,777.34 = 7,976,263.98/x
  3. Step 3: Cross multiply
    13,773,694.80x = 19,009,777.34 × 7,976,263.98
  4. Step 4: Simplify right side
    13,773,694.80x = 151,627,002,264,862.22
  5. Step 5: Solve for x
    x = 151,627,002,264,862.22/13,773,694.80
  6. Step 6: Final answer
    x = 11,008,447.95

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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.