Home / 7,627,475.70-10,525,979.16-4,189,793.58

Finding the Fourth Proportional to 7,627,475.70, 10,525,979.16 and 4,189,793.58

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Solution

The fourth proportional to 7,627,475.70, 10,525,979.16 and 4,189,793.58 is: 5,781,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627,475.70 : 10,525,979.16 = 4,189,793.58 : x
  2. Step 2: Convert to fraction form
    7,627,475.70/10,525,979.16 = 4,189,793.58/x
  3. Step 3: Cross multiply
    7,627,475.70x = 10,525,979.16 × 4,189,793.58
  4. Step 4: Simplify right side
    7,627,475.70x = 44,101,679,907,781.80
  5. Step 5: Solve for x
    x = 44,101,679,907,781.80/7,627,475.70
  6. Step 6: Final answer
    x = 5,781,949.58

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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.