Home / 18,269,652.36-25,208,915.85-10,425,583.20

Finding the Fourth Proportional to 18,269,652.36, 25,208,915.85 and 10,425,583.20

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Solution

The fourth proportional to 18,269,652.36, 25,208,915.85 and 10,425,583.20 is: 14,385,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,652.36 : 25,208,915.85 = 10,425,583.20 : x
  2. Step 2: Convert to fraction form
    18,269,652.36/25,208,915.85 = 10,425,583.20/x
  3. Step 3: Cross multiply
    18,269,652.36x = 25,208,915.85 × 10,425,583.20
  4. Step 4: Simplify right side
    18,269,652.36x = 262,817,649,397,801.22
  5. Step 5: Solve for x
    x = 262,817,649,397,801.22/18,269,652.36
  6. Step 6: Final answer
    x = 14,385,476.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.