Home / 7,700,843.56-10,623,828.20-4,643,359.24

Finding the Fourth Proportional to 7,700,843.56, 10,623,828.20 and 4,643,359.24

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Solution

The fourth proportional to 7,700,843.56, 10,623,828.20 and 4,643,359.24 is: 6,405,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,843.56 : 10,623,828.20 = 4,643,359.24 : x
  2. Step 2: Convert to fraction form
    7,700,843.56/10,623,828.20 = 4,643,359.24/x
  3. Step 3: Cross multiply
    7,700,843.56x = 10,623,828.20 × 4,643,359.24
  4. Step 4: Simplify right side
    7,700,843.56x = 49,330,250,836,642.57
  5. Step 5: Solve for x
    x = 49,330,250,836,642.57/7,700,843.56
  6. Step 6: Final answer
    x = 6,405,824.30

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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.