Home / 7,242,836.20-10,864,254.30-2,194,146.70

Finding the Fourth Proportional to 7,242,836.20, 10,864,254.30 and 2,194,146.70

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Solution

The fourth proportional to 7,242,836.20, 10,864,254.30 and 2,194,146.70 is: 3,291,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,836.20 : 10,864,254.30 = 2,194,146.70 : x
  2. Step 2: Convert to fraction form
    7,242,836.20/10,864,254.30 = 2,194,146.70/x
  3. Step 3: Cross multiply
    7,242,836.20x = 10,864,254.30 × 2,194,146.70
  4. Step 4: Simplify right side
    7,242,836.20x = 23,837,767,720,305.81
  5. Step 5: Solve for x
    x = 23,837,767,720,305.81/7,242,836.20
  6. Step 6: Final answer
    x = 3,291,220.05

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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.