Home / 7,243,372.86-9,995,269.50-4,187,783.94

Finding the Fourth Proportional to 7,243,372.86, 9,995,269.50 and 4,187,783.94

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Solution

The fourth proportional to 7,243,372.86, 9,995,269.50 and 4,187,783.94 is: 5,778,803.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,372.86 : 9,995,269.50 = 4,187,783.94 : x
  2. Step 2: Convert to fraction form
    7,243,372.86/9,995,269.50 = 4,187,783.94/x
  3. Step 3: Cross multiply
    7,243,372.86x = 9,995,269.50 × 4,187,783.94
  4. Step 4: Simplify right side
    7,243,372.86x = 41,858,029,088,071.83
  5. Step 5: Solve for x
    x = 41,858,029,088,071.83/7,243,372.86
  6. Step 6: Final answer
    x = 5,778,803.59

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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.