Home / 47,440,239.45-71,166,117.47-13,361,585.31

Finding the Fourth Proportional to 47,440,239.45, 71,166,117.47 and 13,361,585.31

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Solution

The fourth proportional to 47,440,239.45, 71,166,117.47 and 13,361,585.31 is: 20,043,999.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,440,239.45 : 71,166,117.47 = 13,361,585.31 : x
  2. Step 2: Convert to fraction form
    47,440,239.45/71,166,117.47 = 13,361,585.31/x
  3. Step 3: Cross multiply
    47,440,239.45x = 71,166,117.47 × 13,361,585.31
  4. Step 4: Simplify right side
    47,440,239.45x = 950,892,149,690,078.50
  5. Step 5: Solve for x
    x = 950,892,149,690,078.50/47,440,239.45
  6. Step 6: Final answer
    x = 20,043,999.79

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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.