Home / 30,628,736.51-45,950,251.68-10,156,958.51

Finding the Fourth Proportional to 30,628,736.51, 45,950,251.68 and 10,156,958.51

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Solution

The fourth proportional to 30,628,736.51, 45,950,251.68 and 10,156,958.51 is: 15,237,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,628,736.51 : 45,950,251.68 = 10,156,958.51 : x
  2. Step 2: Convert to fraction form
    30,628,736.51/45,950,251.68 = 10,156,958.51/x
  3. Step 3: Cross multiply
    30,628,736.51x = 45,950,251.68 × 10,156,958.51
  4. Step 4: Simplify right side
    30,628,736.51x = 466,714,799,608,066.56
  5. Step 5: Solve for x
    x = 466,714,799,608,066.56/30,628,736.51
  6. Step 6: Final answer
    x = 15,237,807.79

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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.