Home / 40,209,787.08-60,346,997.64-20,784,702.06

Finding the Fourth Proportional to 40,209,787.08, 60,346,997.64 and 20,784,702.06

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Solution

The fourth proportional to 40,209,787.08, 60,346,997.64 and 20,784,702.06 is: 31,193,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209,787.08 : 60,346,997.64 = 20,784,702.06 : x
  2. Step 2: Convert to fraction form
    40,209,787.08/60,346,997.64 = 20,784,702.06/x
  3. Step 3: Cross multiply
    40,209,787.08x = 60,346,997.64 × 20,784,702.06
  4. Step 4: Simplify right side
    40,209,787.08x = 1,254,294,366,162,923
  5. Step 5: Solve for x
    x = 1,254,294,366,162,923/40,209,787.08
  6. Step 6: Final answer
    x = 31,193,757.97

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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.