Home / 6,616,809.20-9,925,213.80-5,553,927.20

Finding the Fourth Proportional to 6,616,809.20, 9,925,213.80 and 5,553,927.20

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Solution

The fourth proportional to 6,616,809.20, 9,925,213.80 and 5,553,927.20 is: 8,330,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616,809.20 : 9,925,213.80 = 5,553,927.20 : x
  2. Step 2: Convert to fraction form
    6,616,809.20/9,925,213.80 = 5,553,927.20/x
  3. Step 3: Cross multiply
    6,616,809.20x = 9,925,213.80 × 5,553,927.20
  4. Step 4: Simplify right side
    6,616,809.20x = 55,123,914,889,635.37
  5. Step 5: Solve for x
    x = 55,123,914,889,635.37/6,616,809.20
  6. Step 6: Final answer
    x = 8,330,890.80

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1.5x scale

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.