Home / 6,811,378.29-9,401,979.81-4,058,929.14

Finding the Fourth Proportional to 6,811,378.29, 9,401,979.81 and 4,058,929.14

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Solution

The fourth proportional to 6,811,378.29, 9,401,979.81 and 4,058,929.14 is: 5,602,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811,378.29 : 9,401,979.81 = 4,058,929.14 : x
  2. Step 2: Convert to fraction form
    6,811,378.29/9,401,979.81 = 4,058,929.14/x
  3. Step 3: Cross multiply
    6,811,378.29x = 9,401,979.81 × 4,058,929.14
  4. Step 4: Simplify right side
    6,811,378.29x = 38,161,969,824,500.66
  5. Step 5: Solve for x
    x = 38,161,969,824,500.66/6,811,378.29
  6. Step 6: Final answer
    x = 5,602,679.55

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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.