Home / 64,023,516.16-96,050,552.25-20,892,799.78

Finding the Fourth Proportional to 64,023,516.16, 96,050,552.25 and 20,892,799.78

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Solution

The fourth proportional to 64,023,516.16, 96,050,552.25 and 20,892,799.78 is: 31,344,185.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,023,516.16 : 96,050,552.25 = 20,892,799.78 : x
  2. Step 2: Convert to fraction form
    64,023,516.16/96,050,552.25 = 20,892,799.78/x
  3. Step 3: Cross multiply
    64,023,516.16x = 96,050,552.25 × 20,892,799.78
  4. Step 4: Simplify right side
    64,023,516.16x = 2,006,764,956,917,678.50
  5. Step 5: Solve for x
    x = 2,006,764,956,917,678.50/64,023,516.16
  6. Step 6: Final answer
    x = 31,344,185.34

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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.