Home / 27,530,076.80-37,980,753.72-15,763,056.68

Finding the Fourth Proportional to 27,530,076.80, 37,980,753.72 and 15,763,056.68

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Solution

The fourth proportional to 27,530,076.80, 37,980,753.72 and 15,763,056.68 is: 21,746,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530,076.80 : 37,980,753.72 = 15,763,056.68 : x
  2. Step 2: Convert to fraction form
    27,530,076.80/37,980,753.72 = 15,763,056.68/x
  3. Step 3: Cross multiply
    27,530,076.80x = 37,980,753.72 × 15,763,056.68
  4. Step 4: Simplify right side
    27,530,076.80x = 598,692,773,637,480.88
  5. Step 5: Solve for x
    x = 598,692,773,637,480.88/27,530,076.80
  6. Step 6: Final answer
    x = 21,746,861.73

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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.