Home / 5,335,449.40-7,997,730.90-2,635,622.20

Finding the Fourth Proportional to 5,335,449.40, 7,997,730.90 and 2,635,622.20

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Solution

The fourth proportional to 5,335,449.40, 7,997,730.90 and 2,635,622.20 is: 3,950,744.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,449.40 : 7,997,730.90 = 2,635,622.20 : x
  2. Step 2: Convert to fraction form
    5,335,449.40/7,997,730.90 = 2,635,622.20/x
  3. Step 3: Cross multiply
    5,335,449.40x = 7,997,730.90 × 2,635,622.20
  4. Step 4: Simplify right side
    5,335,449.40x = 21,078,997,109,665.98
  5. Step 5: Solve for x
    x = 21,078,997,109,665.98/5,335,449.40
  6. Step 6: Final answer
    x = 3,950,744.45

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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.