Home / 28,384,072.30-42,576,108.45-16,440,136.30

Finding the Fourth Proportional to 28,384,072.30, 42,576,108.45 and 16,440,136.30

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Solution

The fourth proportional to 28,384,072.30, 42,576,108.45 and 16,440,136.30 is: 24,660,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384,072.30 : 42,576,108.45 = 16,440,136.30 : x
  2. Step 2: Convert to fraction form
    28,384,072.30/42,576,108.45 = 16,440,136.30/x
  3. Step 3: Cross multiply
    28,384,072.30x = 42,576,108.45 × 16,440,136.30
  4. Step 4: Simplify right side
    28,384,072.30x = 699,957,026,041,581.88
  5. Step 5: Solve for x
    x = 699,957,026,041,581.88/28,384,072.30
  6. Step 6: Final answer
    x = 24,660,204.45

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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.