Home / 9,330,136.80-13,995,205.20-7,735,813.80

Finding the Fourth Proportional to 9,330,136.80, 13,995,205.20 and 7,735,813.80

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Solution

The fourth proportional to 9,330,136.80, 13,995,205.20 and 7,735,813.80 is: 11,603,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,136.80 : 13,995,205.20 = 7,735,813.80 : x
  2. Step 2: Convert to fraction form
    9,330,136.80/13,995,205.20 = 7,735,813.80/x
  3. Step 3: Cross multiply
    9,330,136.80x = 13,995,205.20 × 7,735,813.80
  4. Step 4: Simplify right side
    9,330,136.80x = 108,264,301,519,991.75
  5. Step 5: Solve for x
    x = 108,264,301,519,991.75/9,330,136.80
  6. Step 6: Final answer
    x = 11,603,720.70

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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.