Home / 7,566,921.70-10,442,573.49-4,129,384.30

Finding the Fourth Proportional to 7,566,921.70, 10,442,573.49 and 4,129,384.30

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Solution

The fourth proportional to 7,566,921.70, 10,442,573.49 and 4,129,384.30 is: 5,698,671.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,921.70 : 10,442,573.49 = 4,129,384.30 : x
  2. Step 2: Convert to fraction form
    7,566,921.70/10,442,573.49 = 4,129,384.30/x
  3. Step 3: Cross multiply
    7,566,921.70x = 10,442,573.49 × 4,129,384.30
  4. Step 4: Simplify right side
    7,566,921.70x = 43,121,399,021,202.20
  5. Step 5: Solve for x
    x = 43,121,399,021,202.20/7,566,921.70
  6. Step 6: Final answer
    x = 5,698,671.23

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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.