Home / 4,968,015.80-7,452,023.70-4,128,207.80

Finding the Fourth Proportional to 4,968,015.80, 7,452,023.70 and 4,128,207.80

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Solution

The fourth proportional to 4,968,015.80, 7,452,023.70 and 4,128,207.80 is: 6,192,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,015.80 : 7,452,023.70 = 4,128,207.80 : x
  2. Step 2: Convert to fraction form
    4,968,015.80/7,452,023.70 = 4,128,207.80/x
  3. Step 3: Cross multiply
    4,968,015.80x = 7,452,023.70 × 4,128,207.80
  4. Step 4: Simplify right side
    4,968,015.80x = 30,763,502,364,124.86
  5. Step 5: Solve for x
    x = 30,763,502,364,124.86/4,968,015.80
  6. Step 6: Final answer
    x = 6,192,311.70

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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.