Home / 13,107,614.88-19,647,781.35-7,341,895.56

Finding the Fourth Proportional to 13,107,614.88, 19,647,781.35 and 7,341,895.56

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Solution

The fourth proportional to 13,107,614.88, 19,647,781.35 and 7,341,895.56 is: 11,005,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,107,614.88 : 19,647,781.35 = 7,341,895.56 : x
  2. Step 2: Convert to fraction form
    13,107,614.88/19,647,781.35 = 7,341,895.56/x
  3. Step 3: Cross multiply
    13,107,614.88x = 19,647,781.35 × 7,341,895.56
  4. Step 4: Simplify right side
    13,107,614.88x = 144,251,958,657,415.81
  5. Step 5: Solve for x
    x = 144,251,958,657,415.81/13,107,614.88
  6. Step 6: Final answer
    x = 11,005,202.70

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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.