Home / 29,315,042.87-43,979,319.81-10,145,800.16

Finding the Fourth Proportional to 29,315,042.87, 43,979,319.81 and 10,145,800.16

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Solution

The fourth proportional to 29,315,042.87, 43,979,319.81 and 10,145,800.16 is: 15,221,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,042.87 : 43,979,319.81 = 10,145,800.16 : x
  2. Step 2: Convert to fraction form
    29,315,042.87/43,979,319.81 = 10,145,800.16/x
  3. Step 3: Cross multiply
    29,315,042.87x = 43,979,319.81 × 10,145,800.16
  4. Step 4: Simplify right side
    29,315,042.87x = 446,205,389,745,092.56
  5. Step 5: Solve for x
    x = 446,205,389,745,092.56/29,315,042.87
  6. Step 6: Final answer
    x = 15,221,038.28

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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.