Home / 73,957,536.99-110,720,443.72-43,157,734.11

Finding the Fourth Proportional to 73,957,536.99, 110,720,443.72 and 43,157,734.11

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Solution

The fourth proportional to 73,957,536.99, 110,720,443.72 and 43,157,734.11 is: 64,610,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,957,536.99 : 110,720,443.72 = 43,157,734.11 : x
  2. Step 2: Convert to fraction form
    73,957,536.99/110,720,443.72 = 43,157,734.11/x
  3. Step 3: Cross multiply
    73,957,536.99x = 110,720,443.72 × 43,157,734.11
  4. Step 4: Simplify right side
    73,957,536.99x = 4,778,443,470,608,979
  5. Step 5: Solve for x
    x = 4,778,443,470,608,979/73,957,536.99
  6. Step 6: Final answer
    x = 64,610,635.58

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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.