Home / 29,126,318.60-43,654,485.90-12,078,216.20

Finding the Fourth Proportional to 29,126,318.60, 43,654,485.90 and 12,078,216.20

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Solution

The fourth proportional to 29,126,318.60, 43,654,485.90 and 12,078,216.20 is: 18,102,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,318.60 : 43,654,485.90 = 12,078,216.20 : x
  2. Step 2: Convert to fraction form
    29,126,318.60/43,654,485.90 = 12,078,216.20/x
  3. Step 3: Cross multiply
    29,126,318.60x = 43,654,485.90 × 12,078,216.20
  4. Step 4: Simplify right side
    29,126,318.60x = 527,268,318,800,051.50
  5. Step 5: Solve for x
    x = 527,268,318,800,051.50/29,126,318.60
  6. Step 6: Final answer
    x = 18,102,813.68

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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.