Home / 19,247,007.81-28,876,957.22-6,293,755.83

Finding the Fourth Proportional to 19,247,007.81, 28,876,957.22 and 6,293,755.83

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Solution

The fourth proportional to 19,247,007.81, 28,876,957.22 and 6,293,755.83 is: 9,442,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247,007.81 : 28,876,957.22 = 6,293,755.83 : x
  2. Step 2: Convert to fraction form
    19,247,007.81/28,876,957.22 = 6,293,755.83/x
  3. Step 3: Cross multiply
    19,247,007.81x = 28,876,957.22 × 6,293,755.83
  4. Step 4: Simplify right side
    19,247,007.81x = 181,744,517,871,770
  5. Step 5: Solve for x
    x = 181,744,517,871,770/19,247,007.81
  6. Step 6: Final answer
    x = 9,442,741.42

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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.