Home / 6,811,379.80-9,401,981.90-4,058,930.66

Finding the Fourth Proportional to 6,811,379.80, 9,401,981.90 and 4,058,930.66

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Solution

The fourth proportional to 6,811,379.80, 9,401,981.90 and 4,058,930.66 is: 5,602,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811,379.80 : 9,401,981.90 = 4,058,930.66 : x
  2. Step 2: Convert to fraction form
    6,811,379.80/9,401,981.90 = 4,058,930.66/x
  3. Step 3: Cross multiply
    6,811,379.80x = 9,401,981.90 × 4,058,930.66
  4. Step 4: Simplify right side
    6,811,379.80x = 38,161,992,531,370.48
  5. Step 5: Solve for x
    x = 38,161,992,531,370.48/6,811,379.80
  6. Step 6: Final answer
    x = 5,602,681.64

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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.