Home / 35,515,276.80-53,272,915.20-18,509,164.80

Finding the Fourth Proportional to 35,515,276.80, 53,272,915.20 and 18,509,164.80

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Solution

The fourth proportional to 35,515,276.80, 53,272,915.20 and 18,509,164.80 is: 27,763,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515,276.80 : 53,272,915.20 = 18,509,164.80 : x
  2. Step 2: Convert to fraction form
    35,515,276.80/53,272,915.20 = 18,509,164.80/x
  3. Step 3: Cross multiply
    35,515,276.80x = 53,272,915.20 × 18,509,164.80
  4. Step 4: Simplify right side
    35,515,276.80x = 986,037,166,813,225
  5. Step 5: Solve for x
    x = 986,037,166,813,225/35,515,276.80
  6. Step 6: Final answer
    x = 27,763,747.20

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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.