Home / 14,327,352.80-21,491,029.20-9,792,389.60

Finding the Fourth Proportional to 14,327,352.80, 21,491,029.20 and 9,792,389.60

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Solution

The fourth proportional to 14,327,352.80, 21,491,029.20 and 9,792,389.60 is: 14,688,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327,352.80 : 21,491,029.20 = 9,792,389.60 : x
  2. Step 2: Convert to fraction form
    14,327,352.80/21,491,029.20 = 9,792,389.60/x
  3. Step 3: Cross multiply
    14,327,352.80x = 21,491,029.20 × 9,792,389.60
  4. Step 4: Simplify right side
    14,327,352.80x = 210,448,530,831,376.31
  5. Step 5: Solve for x
    x = 210,448,530,831,376.31/14,327,352.80
  6. Step 6: Final answer
    x = 14,688,584.40

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Double scale
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Similar ratio
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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.