Home / 60,632,167.40-90,949,028.70-20,242,651.40

Finding the Fourth Proportional to 60,632,167.40, 90,949,028.70 and 20,242,651.40

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Solution

The fourth proportional to 60,632,167.40, 90,949,028.70 and 20,242,651.40 is: 30,364,236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,632,167.40 : 90,949,028.70 = 20,242,651.40 : x
  2. Step 2: Convert to fraction form
    60,632,167.40/90,949,028.70 = 20,242,651.40/x
  3. Step 3: Cross multiply
    60,632,167.40x = 90,949,028.70 × 20,242,651.40
  4. Step 4: Simplify right side
    60,632,167.40x = 1,841,049,483,142,695
  5. Step 5: Solve for x
    x = 1,841,049,483,142,695/60,632,167.40
  6. Step 6: Final answer
    x = 30,364,236.71

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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.