Home / 65,846,773.60-90,874,127.70-36,487,315.56

Finding the Fourth Proportional to 65,846,773.60, 90,874,127.70 and 36,487,315.56

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Solution

The fourth proportional to 65,846,773.60, 90,874,127.70 and 36,487,315.56 is: 50,355,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,846,773.60 : 90,874,127.70 = 36,487,315.56 : x
  2. Step 2: Convert to fraction form
    65,846,773.60/90,874,127.70 = 36,487,315.56/x
  3. Step 3: Cross multiply
    65,846,773.60x = 90,874,127.70 × 36,487,315.56
  4. Step 4: Simplify right side
    65,846,773.60x = 3,315,752,973,629,637.50
  5. Step 5: Solve for x
    x = 3,315,752,973,629,637.50/65,846,773.60
  6. Step 6: Final answer
    x = 50,355,587.56

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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.