Home / 51,648,990.53-71,274,745.67-28,446,276.47

Finding the Fourth Proportional to 51,648,990.53, 71,274,745.67 and 28,446,276.47

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Solution

The fourth proportional to 51,648,990.53, 71,274,745.67 and 28,446,276.47 is: 39,255,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,648,990.53 : 71,274,745.67 = 28,446,276.47 : x
  2. Step 2: Convert to fraction form
    51,648,990.53/71,274,745.67 = 28,446,276.47/x
  3. Step 3: Cross multiply
    51,648,990.53x = 71,274,745.67 × 28,446,276.47
  4. Step 4: Simplify right side
    51,648,990.53x = 2,027,501,120,159,150.50
  5. Step 5: Solve for x
    x = 2,027,501,120,159,150.50/51,648,990.53
  6. Step 6: Final answer
    x = 39,255,387.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.