Home / 54,568,908.60-81,853,362.90-47,235,022.80

Finding the Fourth Proportional to 54,568,908.60, 81,853,362.90 and 47,235,022.80

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Solution

The fourth proportional to 54,568,908.60, 81,853,362.90 and 47,235,022.80 is: 70,852,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568,908.60 : 81,853,362.90 = 47,235,022.80 : x
  2. Step 2: Convert to fraction form
    54,568,908.60/81,853,362.90 = 47,235,022.80/x
  3. Step 3: Cross multiply
    54,568,908.60x = 81,853,362.90 × 47,235,022.80
  4. Step 4: Simplify right side
    54,568,908.60x = 3,866,345,462,838,174
  5. Step 5: Solve for x
    x = 3,866,345,462,838,174/54,568,908.60
  6. Step 6: Final answer
    x = 70,852,534.20

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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.