Home / 5,455,923.20-7,529,622.30-3,009,012.86

Finding the Fourth Proportional to 5,455,923.20, 7,529,622.30 and 3,009,012.86

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Solution

The fourth proportional to 5,455,923.20, 7,529,622.30 and 3,009,012.86 is: 4,152,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,923.20 : 7,529,622.30 = 3,009,012.86 : x
  2. Step 2: Convert to fraction form
    5,455,923.20/7,529,622.30 = 3,009,012.86/x
  3. Step 3: Cross multiply
    5,455,923.20x = 7,529,622.30 × 3,009,012.86
  4. Step 4: Simplify right side
    5,455,923.20x = 22,656,730,331,642.78
  5. Step 5: Solve for x
    x = 22,656,730,331,642.78/5,455,923.20
  6. Step 6: Final answer
    x = 4,152,684.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.