Home / 13,951,934.40-20,928,557.70-4,367,625.60

Finding the Fourth Proportional to 13,951,934.40, 20,928,557.70 and 4,367,625.60

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Solution

The fourth proportional to 13,951,934.40, 20,928,557.70 and 4,367,625.60 is: 6,551,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,934.40 : 20,928,557.70 = 4,367,625.60 : x
  2. Step 2: Convert to fraction form
    13,951,934.40/20,928,557.70 = 4,367,625.60/x
  3. Step 3: Cross multiply
    13,951,934.40x = 20,928,557.70 × 4,367,625.60
  4. Step 4: Simplify right side
    13,951,934.40x = 91,408,104,381,597.11
  5. Step 5: Solve for x
    x = 91,408,104,381,597.11/13,951,934.40
  6. Step 6: Final answer
    x = 6,551,643.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.