Home / 7,238,812.41-9,990,447.39-4,183,026.66

Finding the Fourth Proportional to 7,238,812.41, 9,990,447.39 and 4,183,026.66

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Solution

The fourth proportional to 7,238,812.41, 9,990,447.39 and 4,183,026.66 is: 5,773,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,812.41 : 9,990,447.39 = 4,183,026.66 : x
  2. Step 2: Convert to fraction form
    7,238,812.41/9,990,447.39 = 4,183,026.66/x
  3. Step 3: Cross multiply
    7,238,812.41x = 9,990,447.39 × 4,183,026.66
  4. Step 4: Simplify right side
    7,238,812.41x = 41,790,307,777,697.42
  5. Step 5: Solve for x
    x = 41,790,307,777,697.42/7,238,812.41
  6. Step 6: Final answer
    x = 5,773,088.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.