Home / 8,306,762.20-12,446,729.70-4,701,808.60

Finding the Fourth Proportional to 8,306,762.20, 12,446,729.70 and 4,701,808.60

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Solution

The fourth proportional to 8,306,762.20, 12,446,729.70 and 4,701,808.60 is: 7,045,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,762.20 : 12,446,729.70 = 4,701,808.60 : x
  2. Step 2: Convert to fraction form
    8,306,762.20/12,446,729.70 = 4,701,808.60/x
  3. Step 3: Cross multiply
    8,306,762.20x = 12,446,729.70 × 4,701,808.60
  4. Step 4: Simplify right side
    8,306,762.20x = 58,522,140,745,335.41
  5. Step 5: Solve for x
    x = 58,522,140,745,335.41/8,306,762.20
  6. Step 6: Final answer
    x = 7,045,120.51

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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.