Home / 29,129,670.90-43,694,506.35-12,123,558.90

Finding the Fourth Proportional to 29,129,670.90, 43,694,506.35 and 12,123,558.90

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Solution

The fourth proportional to 29,129,670.90, 43,694,506.35 and 12,123,558.90 is: 18,185,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,670.90 : 43,694,506.35 = 12,123,558.90 : x
  2. Step 2: Convert to fraction form
    29,129,670.90/43,694,506.35 = 12,123,558.90/x
  3. Step 3: Cross multiply
    29,129,670.90x = 43,694,506.35 × 12,123,558.90
  4. Step 4: Simplify right side
    29,129,670.90x = 529,732,921,340,649.06
  5. Step 5: Solve for x
    x = 529,732,921,340,649.06/29,129,670.90
  6. Step 6: Final answer
    x = 18,185,338.35

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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.