Home / 15,651,745.20-23,477,617.80-4,292,175.60

Finding the Fourth Proportional to 15,651,745.20, 23,477,617.80 and 4,292,175.60

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Solution

The fourth proportional to 15,651,745.20, 23,477,617.80 and 4,292,175.60 is: 6,438,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651,745.20 : 23,477,617.80 = 4,292,175.60 : x
  2. Step 2: Convert to fraction form
    15,651,745.20/23,477,617.80 = 4,292,175.60/x
  3. Step 3: Cross multiply
    15,651,745.20x = 23,477,617.80 × 4,292,175.60
  4. Step 4: Simplify right side
    15,651,745.20x = 100,770,058,267,285.67
  5. Step 5: Solve for x
    x = 100,770,058,267,285.67/15,651,745.20
  6. Step 6: Final answer
    x = 6,438,263.40

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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.