Home / 7,765,205.50-10,715,493.14-4,280,352.22

Finding the Fourth Proportional to 7,765,205.50, 10,715,493.14 and 4,280,352.22

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Solution

The fourth proportional to 7,765,205.50, 10,715,493.14 and 4,280,352.22 is: 5,906,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,205.50 : 10,715,493.14 = 4,280,352.22 : x
  2. Step 2: Convert to fraction form
    7,765,205.50/10,715,493.14 = 4,280,352.22/x
  3. Step 3: Cross multiply
    7,765,205.50x = 10,715,493.14 × 4,280,352.22
  4. Step 4: Simplify right side
    7,765,205.50x = 45,866,084,858,237.70
  5. Step 5: Solve for x
    x = 45,866,084,858,237.70/7,765,205.50
  6. Step 6: Final answer
    x = 5,906,615.72

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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.