Home / 9,042,040.80-13,563,061.20-5,451,861.60

Finding the Fourth Proportional to 9,042,040.80, 13,563,061.20 and 5,451,861.60

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Solution

The fourth proportional to 9,042,040.80, 13,563,061.20 and 5,451,861.60 is: 8,177,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,040.80 : 13,563,061.20 = 5,451,861.60 : x
  2. Step 2: Convert to fraction form
    9,042,040.80/13,563,061.20 = 5,451,861.60/x
  3. Step 3: Cross multiply
    9,042,040.80x = 13,563,061.20 × 5,451,861.60
  4. Step 4: Simplify right side
    9,042,040.80x = 73,943,932,534,729.91
  5. Step 5: Solve for x
    x = 73,943,932,534,729.91/9,042,040.80
  6. Step 6: Final answer
    x = 8,177,792.40

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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.