Home / 55,702,979.80-83,395,037.40-49,325,687.80

Finding the Fourth Proportional to 55,702,979.80, 83,395,037.40 and 49,325,687.80

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Solution

The fourth proportional to 55,702,979.80, 83,395,037.40 and 49,325,687.80 is: 73,847,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,702,979.80 : 83,395,037.40 = 49,325,687.80 : x
  2. Step 2: Convert to fraction form
    55,702,979.80/83,395,037.40 = 49,325,687.80/x
  3. Step 3: Cross multiply
    55,702,979.80x = 83,395,037.40 × 49,325,687.80
  4. Step 4: Simplify right side
    55,702,979.80x = 4,113,517,578,861,724
  5. Step 5: Solve for x
    x = 4,113,517,578,861,724/55,702,979.80
  6. Step 6: Final answer
    x = 73,847,352.40

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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.