Home / 17,020,201.80-25,530,302.70-15,626,742.60

Finding the Fourth Proportional to 17,020,201.80, 25,530,302.70 and 15,626,742.60

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Solution

The fourth proportional to 17,020,201.80, 25,530,302.70 and 15,626,742.60 is: 23,440,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020,201.80 : 25,530,302.70 = 15,626,742.60 : x
  2. Step 2: Convert to fraction form
    17,020,201.80/25,530,302.70 = 15,626,742.60/x
  3. Step 3: Cross multiply
    17,020,201.80x = 25,530,302.70 × 15,626,742.60
  4. Step 4: Simplify right side
    17,020,201.80x = 398,955,468,792,985
  5. Step 5: Solve for x
    x = 398,955,468,792,985/17,020,201.80
  6. Step 6: Final answer
    x = 23,440,113.90

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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.