Home / 14,241,390.40-21,378,674.40-8,568,020.80

Finding the Fourth Proportional to 14,241,390.40, 21,378,674.40 and 8,568,020.80

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Solution

The fourth proportional to 14,241,390.40, 21,378,674.40 and 8,568,020.80 is: 12,862,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241,390.40 : 21,378,674.40 = 8,568,020.80 : x
  2. Step 2: Convert to fraction form
    14,241,390.40/21,378,674.40 = 8,568,020.80/x
  3. Step 3: Cross multiply
    14,241,390.40x = 21,378,674.40 × 8,568,020.80
  4. Step 4: Simplify right side
    14,241,390.40x = 183,172,926,935,627.53
  5. Step 5: Solve for x
    x = 183,172,926,935,627.53/14,241,390.40
  6. Step 6: Final answer
    x = 12,862,011.49

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1.5x scale

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.