Home / 10,331,561.80-15,497,342.70-3,942,022.60

Finding the Fourth Proportional to 10,331,561.80, 15,497,342.70 and 3,942,022.60

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Solution

The fourth proportional to 10,331,561.80, 15,497,342.70 and 3,942,022.60 is: 5,913,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,561.80 : 15,497,342.70 = 3,942,022.60 : x
  2. Step 2: Convert to fraction form
    10,331,561.80/15,497,342.70 = 3,942,022.60/x
  3. Step 3: Cross multiply
    10,331,561.80x = 15,497,342.70 × 3,942,022.60
  4. Step 4: Simplify right side
    10,331,561.80x = 61,090,875,163,345.02
  5. Step 5: Solve for x
    x = 61,090,875,163,345.02/10,331,561.80
  6. Step 6: Final answer
    x = 5,913,033.90

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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.