Home / 31,684,899.20-47,529,181.12-8,963,893.12

Finding the Fourth Proportional to 31,684,899.20, 47,529,181.12 and 8,963,893.12

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Solution

The fourth proportional to 31,684,899.20, 47,529,181.12 and 8,963,893.12 is: 13,446,358.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,684,899.20 : 47,529,181.12 = 8,963,893.12 : x
  2. Step 2: Convert to fraction form
    31,684,899.20/47,529,181.12 = 8,963,893.12/x
  3. Step 3: Cross multiply
    31,684,899.20x = 47,529,181.12 × 8,963,893.12
  4. Step 4: Simplify right side
    31,684,899.20x = 426,046,499,640,801.81
  5. Step 5: Solve for x
    x = 426,046,499,640,801.81/31,684,899.20
  6. Step 6: Final answer
    x = 13,446,358.06

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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.