Home / 13,106,530.40-19,659,778.68-3,521,909.04

Finding the Fourth Proportional to 13,106,530.40, 19,659,778.68 and 3,521,909.04

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Solution

The fourth proportional to 13,106,530.40, 19,659,778.68 and 3,521,909.04 is: 5,282,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,530.40 : 19,659,778.68 = 3,521,909.04 : x
  2. Step 2: Convert to fraction form
    13,106,530.40/19,659,778.68 = 3,521,909.04/x
  3. Step 3: Cross multiply
    13,106,530.40x = 19,659,778.68 × 3,521,909.04
  4. Step 4: Simplify right side
    13,106,530.40x = 69,239,952,257,491.27
  5. Step 5: Solve for x
    x = 69,239,952,257,491.27/13,106,530.40
  6. Step 6: Final answer
    x = 5,282,859.01

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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.