Home / 7,300,849.14-10,950,437.07-1,910,019.78

Finding the Fourth Proportional to 7,300,849.14, 10,950,437.07 and 1,910,019.78

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Solution

The fourth proportional to 7,300,849.14, 10,950,437.07 and 1,910,019.78 is: 2,864,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300,849.14 : 10,950,437.07 = 1,910,019.78 : x
  2. Step 2: Convert to fraction form
    7,300,849.14/10,950,437.07 = 1,910,019.78/x
  3. Step 3: Cross multiply
    7,300,849.14x = 10,950,437.07 × 1,910,019.78
  4. Step 4: Simplify right side
    7,300,849.14x = 20,915,551,403,345.25
  5. Step 5: Solve for x
    x = 20,915,551,403,345.25/7,300,849.14
  6. Step 6: Final answer
    x = 2,864,810.79

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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.