Home / 29,123,143.20-43,684,714.80-7,848,007.20

Finding the Fourth Proportional to 29,123,143.20, 43,684,714.80 and 7,848,007.20

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Solution

The fourth proportional to 29,123,143.20, 43,684,714.80 and 7,848,007.20 is: 11,772,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,143.20 : 43,684,714.80 = 7,848,007.20 : x
  2. Step 2: Convert to fraction form
    29,123,143.20/43,684,714.80 = 7,848,007.20/x
  3. Step 3: Cross multiply
    29,123,143.20x = 43,684,714.80 × 7,848,007.20
  4. Step 4: Simplify right side
    29,123,143.20x = 342,837,956,280,346.56
  5. Step 5: Solve for x
    x = 342,837,956,280,346.56/29,123,143.20
  6. Step 6: Final answer
    x = 11,772,010.80

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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.