Home / 10,501,413-15,754,776.30-2,928,379.56

Finding the Fourth Proportional to 10,501,413, 15,754,776.30 and 2,928,379.56

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Solution

The fourth proportional to 10,501,413, 15,754,776.30 and 2,928,379.56 is: 4,393,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,413 : 15,754,776.30 = 2,928,379.56 : x
  2. Step 2: Convert to fraction form
    10,501,413/15,754,776.30 = 2,928,379.56/x
  3. Step 3: Cross multiply
    10,501,413x = 15,754,776.30 × 2,928,379.56
  4. Step 4: Simplify right side
    10,501,413x = 46,135,964,889,292.43
  5. Step 5: Solve for x
    x = 46,135,964,889,292.43/10,501,413
  6. Step 6: Final answer
    x = 4,393,310.20

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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.