Home / 10,405,606.83-15,604,528.32-3,580,249.56

Finding the Fourth Proportional to 10,405,606.83, 15,604,528.32 and 3,580,249.56

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Solution

The fourth proportional to 10,405,606.83, 15,604,528.32 and 3,580,249.56 is: 5,369,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,606.83 : 15,604,528.32 = 3,580,249.56 : x
  2. Step 2: Convert to fraction form
    10,405,606.83/15,604,528.32 = 3,580,249.56/x
  3. Step 3: Cross multiply
    10,405,606.83x = 15,604,528.32 × 3,580,249.56
  4. Step 4: Simplify right side
    10,405,606.83x = 55,868,105,651,687.54
  5. Step 5: Solve for x
    x = 55,868,105,651,687.54/10,405,606.83
  6. Step 6: Final answer
    x = 5,369,038.69

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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.