Home / 6,279,744.80-9,409,940.40-4,674,778.40

Finding the Fourth Proportional to 6,279,744.80, 9,409,940.40 and 4,674,778.40

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Solution

The fourth proportional to 6,279,744.80, 9,409,940.40 and 4,674,778.40 is: 7,004,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,744.80 : 9,409,940.40 = 4,674,778.40 : x
  2. Step 2: Convert to fraction form
    6,279,744.80/9,409,940.40 = 4,674,778.40/x
  3. Step 3: Cross multiply
    6,279,744.80x = 9,409,940.40 × 4,674,778.40
  4. Step 4: Simplify right side
    6,279,744.80x = 43,989,386,127,207.37
  5. Step 5: Solve for x
    x = 43,989,386,127,207.37/6,279,744.80
  6. Step 6: Final answer
    x = 7,004,963.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.