Home / 29,315,045.87-43,979,324.31-10,145,803.16

Finding the Fourth Proportional to 29,315,045.87, 43,979,324.31 and 10,145,803.16

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Solution

The fourth proportional to 29,315,045.87, 43,979,324.31 and 10,145,803.16 is: 15,221,042.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,045.87 : 43,979,324.31 = 10,145,803.16 : x
  2. Step 2: Convert to fraction form
    29,315,045.87/43,979,324.31 = 10,145,803.16/x
  3. Step 3: Cross multiply
    29,315,045.87x = 43,979,324.31 × 10,145,803.16
  4. Step 4: Simplify right side
    29,315,045.87x = 446,205,567,339,166.19
  5. Step 5: Solve for x
    x = 446,205,567,339,166.19/29,315,045.87
  6. Step 6: Final answer
    x = 15,221,042.78

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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.