Home / 23,283,136.80-34,924,705.20-21,015,655.20

Finding the Fourth Proportional to 23,283,136.80, 34,924,705.20 and 21,015,655.20

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Solution

The fourth proportional to 23,283,136.80, 34,924,705.20 and 21,015,655.20 is: 31,523,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,283,136.80 : 34,924,705.20 = 21,015,655.20 : x
  2. Step 2: Convert to fraction form
    23,283,136.80/34,924,705.20 = 21,015,655.20/x
  3. Step 3: Cross multiply
    23,283,136.80x = 34,924,705.20 × 21,015,655.20
  4. Step 4: Simplify right side
    23,283,136.80x = 733,965,562,444,847.12
  5. Step 5: Solve for x
    x = 733,965,562,444,847.12/23,283,136.80
  6. Step 6: Final answer
    x = 31,523,482.80

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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.