Home / 13,217,833.40-19,813,110.48-5,545,933.07

Finding the Fourth Proportional to 13,217,833.40, 19,813,110.48 and 5,545,933.07

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Solution

The fourth proportional to 13,217,833.40, 19,813,110.48 and 5,545,933.07 is: 8,313,176.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217,833.40 : 19,813,110.48 = 5,545,933.07 : x
  2. Step 2: Convert to fraction form
    13,217,833.40/19,813,110.48 = 5,545,933.07/x
  3. Step 3: Cross multiply
    13,217,833.40x = 19,813,110.48 × 5,545,933.07
  4. Step 4: Simplify right side
    13,217,833.40x = 109,882,184,531,530.03
  5. Step 5: Solve for x
    x = 109,882,184,531,530.03/13,217,833.40
  6. Step 6: Final answer
    x = 8,313,176.69

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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.