Home / 7,192,030.20-10,778,859.90-2,927,380.20

Finding the Fourth Proportional to 7,192,030.20, 10,778,859.90 and 2,927,380.20

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Solution

The fourth proportional to 7,192,030.20, 10,778,859.90 and 2,927,380.20 is: 4,387,331.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,030.20 : 10,778,859.90 = 2,927,380.20 : x
  2. Step 2: Convert to fraction form
    7,192,030.20/10,778,859.90 = 2,927,380.20/x
  3. Step 3: Cross multiply
    7,192,030.20x = 10,778,859.90 × 2,927,380.20
  4. Step 4: Simplify right side
    7,192,030.20x = 31,553,821,049,833.98
  5. Step 5: Solve for x
    x = 31,553,821,049,833.98/7,192,030.20
  6. Step 6: Final answer
    x = 4,387,331.56

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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.