Home / 14,408,786.25-19,884,282.03-7,882,275.58

Finding the Fourth Proportional to 14,408,786.25, 19,884,282.03 and 7,882,275.58

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Solution

The fourth proportional to 14,408,786.25, 19,884,282.03 and 7,882,275.58 is: 10,877,626.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408,786.25 : 19,884,282.03 = 7,882,275.58 : x
  2. Step 2: Convert to fraction form
    14,408,786.25/19,884,282.03 = 7,882,275.58/x
  3. Step 3: Cross multiply
    14,408,786.25x = 19,884,282.03 × 7,882,275.58
  4. Step 4: Simplify right side
    14,408,786.25x = 156,733,390,621,191.12
  5. Step 5: Solve for x
    x = 156,733,390,621,191.12/14,408,786.25
  6. Step 6: Final answer
    x = 10,877,626.19

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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.