Home / 21,541,612.40-32,256,431.40-17,025,311.60

Finding the Fourth Proportional to 21,541,612.40, 32,256,431.40 and 17,025,311.60

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Solution

The fourth proportional to 21,541,612.40, 32,256,431.40 and 17,025,311.60 is: 25,493,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,612.40 : 32,256,431.40 = 17,025,311.60 : x
  2. Step 2: Convert to fraction form
    21,541,612.40/32,256,431.40 = 17,025,311.60/x
  3. Step 3: Cross multiply
    21,541,612.40x = 32,256,431.40 × 17,025,311.60
  4. Step 4: Simplify right side
    21,541,612.40x = 549,175,795,689,024.25
  5. Step 5: Solve for x
    x = 549,175,795,689,024.25/21,541,612.40
  6. Step 6: Final answer
    x = 25,493,718.18

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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.