Home / 64,086,077.80-96,203,766.30-38,555,914.60

Finding the Fourth Proportional to 64,086,077.80, 96,203,766.30 and 38,555,914.60

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Solution

The fourth proportional to 64,086,077.80, 96,203,766.30 and 38,555,914.60 is: 57,878,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,086,077.80 : 96,203,766.30 = 38,555,914.60 : x
  2. Step 2: Convert to fraction form
    64,086,077.80/96,203,766.30 = 38,555,914.60/x
  3. Step 3: Cross multiply
    64,086,077.80x = 96,203,766.30 × 38,555,914.60
  4. Step 4: Simplify right side
    64,086,077.80x = 3,709,224,197,661,158
  5. Step 5: Solve for x
    x = 3,709,224,197,661,158/64,086,077.80
  6. Step 6: Final answer
    x = 57,878,783.11

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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.