Home / 6,615,214.20-9,922,821.30-5,122,222.20

Finding the Fourth Proportional to 6,615,214.20, 9,922,821.30 and 5,122,222.20

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Solution

The fourth proportional to 6,615,214.20, 9,922,821.30 and 5,122,222.20 is: 7,683,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,214.20 : 9,922,821.30 = 5,122,222.20 : x
  2. Step 2: Convert to fraction form
    6,615,214.20/9,922,821.30 = 5,122,222.20/x
  3. Step 3: Cross multiply
    6,615,214.20x = 9,922,821.30 × 5,122,222.20
  4. Step 4: Simplify right side
    6,615,214.20x = 50,826,895,549,492.87
  5. Step 5: Solve for x
    x = 50,826,895,549,492.87/6,615,214.20
  6. Step 6: Final answer
    x = 7,683,333.30

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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.