Home / 12,060,300.60-18,090,450.90-7,282,726.20

Finding the Fourth Proportional to 12,060,300.60, 18,090,450.90 and 7,282,726.20

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Solution

The fourth proportional to 12,060,300.60, 18,090,450.90 and 7,282,726.20 is: 10,924,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060,300.60 : 18,090,450.90 = 7,282,726.20 : x
  2. Step 2: Convert to fraction form
    12,060,300.60/18,090,450.90 = 7,282,726.20/x
  3. Step 3: Cross multiply
    12,060,300.60x = 18,090,450.90 × 7,282,726.20
  4. Step 4: Simplify right side
    12,060,300.60x = 131,747,800,739,243.58
  5. Step 5: Solve for x
    x = 131,747,800,739,243.58/12,060,300.60
  6. Step 6: Final answer
    x = 10,924,089.30

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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.