Home / 7,243,420.20-10,865,130.30-2,194,730.70

Finding the Fourth Proportional to 7,243,420.20, 10,865,130.30 and 2,194,730.70

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Solution

The fourth proportional to 7,243,420.20, 10,865,130.30 and 2,194,730.70 is: 3,292,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,420.20 : 10,865,130.30 = 2,194,730.70 : x
  2. Step 2: Convert to fraction form
    7,243,420.20/10,865,130.30 = 2,194,730.70/x
  3. Step 3: Cross multiply
    7,243,420.20x = 10,865,130.30 × 2,194,730.70
  4. Step 4: Simplify right side
    7,243,420.20x = 23,846,035,028,910.21
  5. Step 5: Solve for x
    x = 23,846,035,028,910.21/7,243,420.20
  6. Step 6: Final answer
    x = 3,292,096.05

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Double scale
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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.