Home / 75,289,610.64-112,934,022-40,964,211.36

Finding the Fourth Proportional to 75,289,610.64, 112,934,022 and 40,964,211.36

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Solution

The fourth proportional to 75,289,610.64, 112,934,022 and 40,964,211.36 is: 61,446,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,289,610.64 : 112,934,022 = 40,964,211.36 : x
  2. Step 2: Convert to fraction form
    75,289,610.64/112,934,022 = 40,964,211.36/x
  3. Step 3: Cross multiply
    75,289,610.64x = 112,934,022 × 40,964,211.36
  4. Step 4: Simplify right side
    75,289,610.64x = 4,626,253,146,942,890
  5. Step 5: Solve for x
    x = 4,626,253,146,942,890/75,289,610.64
  6. Step 6: Final answer
    x = 61,446,102.69

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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.