Home / 13,204,355.74-18,200,956.14-10,408,920.69

Finding the Fourth Proportional to 13,204,355.74, 18,200,956.14 and 10,408,920.69

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Solution

The fourth proportional to 13,204,355.74, 18,200,956.14 and 10,408,920.69 is: 14,347,713.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204,355.74 : 18,200,956.14 = 10,408,920.69 : x
  2. Step 2: Convert to fraction form
    13,204,355.74/18,200,956.14 = 10,408,920.69/x
  3. Step 3: Cross multiply
    13,204,355.74x = 18,200,956.14 × 10,408,920.69
  4. Step 4: Simplify right side
    13,204,355.74x = 189,452,308,943,428.53
  5. Step 5: Solve for x
    x = 189,452,308,943,428.53/13,204,355.74
  6. Step 6: Final answer
    x = 14,347,713.18

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1.5x scale

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.