Home / 6,983,640.56-10,475,903.52-2,191,518.92

Finding the Fourth Proportional to 6,983,640.56, 10,475,903.52 and 2,191,518.92

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Solution

The fourth proportional to 6,983,640.56, 10,475,903.52 and 2,191,518.92 is: 3,287,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983,640.56 : 10,475,903.52 = 2,191,518.92 : x
  2. Step 2: Convert to fraction form
    6,983,640.56/10,475,903.52 = 2,191,518.92/x
  3. Step 3: Cross multiply
    6,983,640.56x = 10,475,903.52 × 2,191,518.92
  4. Step 4: Simplify right side
    6,983,640.56x = 22,958,140,768,174.60
  5. Step 5: Solve for x
    x = 22,958,140,768,174.60/6,983,640.56
  6. Step 6: Final answer
    x = 3,287,417.30

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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.