Home / 5,643,042.70-8,464,564.05-4,206,037.90

Finding the Fourth Proportional to 5,643,042.70, 8,464,564.05 and 4,206,037.90

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Solution

The fourth proportional to 5,643,042.70, 8,464,564.05 and 4,206,037.90 is: 6,309,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643,042.70 : 8,464,564.05 = 4,206,037.90 : x
  2. Step 2: Convert to fraction form
    5,643,042.70/8,464,564.05 = 4,206,037.90/x
  3. Step 3: Cross multiply
    5,643,042.70x = 8,464,564.05 × 4,206,037.90
  4. Step 4: Simplify right side
    5,643,042.70x = 35,602,277,201,277.50
  5. Step 5: Solve for x
    x = 35,602,277,201,277.50/5,643,042.70
  6. Step 6: Final answer
    x = 6,309,056.85

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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.