Home / 43,025,640.72-64,551,026.75-13,878,835.62

Finding the Fourth Proportional to 43,025,640.72, 64,551,026.75 and 13,878,835.62

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Solution

The fourth proportional to 43,025,640.72, 64,551,026.75 and 13,878,835.62 is: 20,822,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,025,640.72 : 64,551,026.75 = 13,878,835.62 : x
  2. Step 2: Convert to fraction form
    43,025,640.72/64,551,026.75 = 13,878,835.62/x
  3. Step 3: Cross multiply
    43,025,640.72x = 64,551,026.75 × 13,878,835.62
  4. Step 4: Simplify right side
    43,025,640.72x = 895,893,089,296,078.62
  5. Step 5: Solve for x
    x = 895,893,089,296,078.62/43,025,640.72
  6. Step 6: Final answer
    x = 20,822,306.75

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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.