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Finding the Fourth Proportional to 8,318,522, 12,477,783 and 2,999,738

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Solution

The fourth proportional to 8,318,522, 12,477,783 and 2,999,738 is: 4,499,607

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318,522 : 12,477,783 = 2,999,738 : x
  2. Step 2: Convert to fraction form
    8,318,522/12,477,783 = 2,999,738/x
  3. Step 3: Cross multiply
    8,318,522x = 12,477,783 × 2,999,738
  4. Step 4: Simplify right side
    8,318,522x = 37,430,079,820,854
  5. Step 5: Solve for x
    x = 37,430,079,820,854/8,318,522
  6. Step 6: Final answer
    x = 4,499,607

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Similar ratio
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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.