Home / 6,540,861.81-9,026,389.32-3,640,937.75

Finding the Fourth Proportional to 6,540,861.81, 9,026,389.32 and 3,640,937.75

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Solution

The fourth proportional to 6,540,861.81, 9,026,389.32 and 3,640,937.75 is: 5,024,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,861.81 : 9,026,389.32 = 3,640,937.75 : x
  2. Step 2: Convert to fraction form
    6,540,861.81/9,026,389.32 = 3,640,937.75/x
  3. Step 3: Cross multiply
    6,540,861.81x = 9,026,389.32 × 3,640,937.75
  4. Step 4: Simplify right side
    6,540,861.81x = 32,864,521,621,384.83
  5. Step 5: Solve for x
    x = 32,864,521,621,384.83/6,540,861.81
  6. Step 6: Final answer
    x = 5,024,494.11

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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.