Home / 8,260,376.81-11,398,650.87-4,775,939.36

Finding the Fourth Proportional to 8,260,376.81, 11,398,650.87 and 4,775,939.36

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Solution

The fourth proportional to 8,260,376.81, 11,398,650.87 and 4,775,939.36 is: 6,590,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260,376.81 : 11,398,650.87 = 4,775,939.36 : x
  2. Step 2: Convert to fraction form
    8,260,376.81/11,398,650.87 = 4,775,939.36/x
  3. Step 3: Cross multiply
    8,260,376.81x = 11,398,650.87 × 4,775,939.36
  4. Step 4: Simplify right side
    8,260,376.81x = 54,439,265,401,995.14
  5. Step 5: Solve for x
    x = 54,439,265,401,995.14/8,260,376.81
  6. Step 6: Final answer
    x = 6,590,409.45

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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.