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Finding the Fourth Proportional to 6,330,800.50, 8,736,492.48 and 3,430,269.88

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Solution

The fourth proportional to 6,330,800.50, 8,736,492.48 and 3,430,269.88 is: 4,733,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330,800.50 : 8,736,492.48 = 3,430,269.88 : x
  2. Step 2: Convert to fraction form
    6,330,800.50/8,736,492.48 = 3,430,269.88/x
  3. Step 3: Cross multiply
    6,330,800.50x = 8,736,492.48 × 3,430,269.88
  4. Step 4: Simplify right side
    6,330,800.50x = 29,968,527,010,990.50
  5. Step 5: Solve for x
    x = 29,968,527,010,990.50/6,330,800.50
  6. Step 6: Final answer
    x = 4,733,765.82

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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.