Home / 30,632,970.72-45,954,920.96-10,163,918.56

Finding the Fourth Proportional to 30,632,970.72, 45,954,920.96 and 10,163,918.56

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Solution

The fourth proportional to 30,632,970.72, 45,954,920.96 and 10,163,918.56 is: 15,247,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,970.72 : 45,954,920.96 = 10,163,918.56 : x
  2. Step 2: Convert to fraction form
    30,632,970.72/45,954,920.96 = 10,163,918.56/x
  3. Step 3: Cross multiply
    30,632,970.72x = 45,954,920.96 × 10,163,918.56
  4. Step 4: Simplify right side
    30,632,970.72x = 467,082,074,068,677.06
  5. Step 5: Solve for x
    x = 467,082,074,068,677.06/30,632,970.72
  6. Step 6: Final answer
    x = 15,247,691.07

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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.