Home / 42,624,232.20-63,944,642.70-18,363,112.20

Finding the Fourth Proportional to 42,624,232.20, 63,944,642.70 and 18,363,112.20

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Solution

The fourth proportional to 42,624,232.20, 63,944,642.70 and 18,363,112.20 is: 27,548,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,624,232.20 : 63,944,642.70 = 18,363,112.20 : x
  2. Step 2: Convert to fraction form
    42,624,232.20/63,944,642.70 = 18,363,112.20/x
  3. Step 3: Cross multiply
    42,624,232.20x = 63,944,642.70 × 18,363,112.20
  4. Step 4: Simplify right side
    42,624,232.20x = 1,174,222,648,489,011
  5. Step 5: Solve for x
    x = 1,174,222,648,489,011/42,624,232.20
  6. Step 6: Final answer
    x = 27,548,241.64

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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.