Home / 15,858,136.80-23,787,205.20-8,284,118.40

Finding the Fourth Proportional to 15,858,136.80, 23,787,205.20 and 8,284,118.40

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Solution

The fourth proportional to 15,858,136.80, 23,787,205.20 and 8,284,118.40 is: 12,426,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858,136.80 : 23,787,205.20 = 8,284,118.40 : x
  2. Step 2: Convert to fraction form
    15,858,136.80/23,787,205.20 = 8,284,118.40/x
  3. Step 3: Cross multiply
    15,858,136.80x = 23,787,205.20 × 8,284,118.40
  4. Step 4: Simplify right side
    15,858,136.80x = 197,056,024,281,895.69
  5. Step 5: Solve for x
    x = 197,056,024,281,895.69/15,858,136.80
  6. Step 6: Final answer
    x = 12,426,177.60

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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.