Home / 7,238,804.41-9,990,436.35-4,183,018.66

Finding the Fourth Proportional to 7,238,804.41, 9,990,436.35 and 4,183,018.66

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Solution

The fourth proportional to 7,238,804.41, 9,990,436.35 and 4,183,018.66 is: 5,773,077.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,804.41 : 9,990,436.35 = 4,183,018.66 : x
  2. Step 2: Convert to fraction form
    7,238,804.41/9,990,436.35 = 4,183,018.66/x
  3. Step 3: Cross multiply
    7,238,804.41x = 9,990,436.35 × 4,183,018.66
  4. Step 4: Simplify right side
    7,238,804.41x = 41,790,181,673,592.29
  5. Step 5: Solve for x
    x = 41,790,181,673,592.29/7,238,804.41
  6. Step 6: Final answer
    x = 5,773,077.89

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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.