Home / 74,299,357.44-102,534,348.15-40,811,932.90

Finding the Fourth Proportional to 74,299,357.44, 102,534,348.15 and 40,811,932.90

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Solution

The fourth proportional to 74,299,357.44, 102,534,348.15 and 40,811,932.90 is: 56,321,145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,299,357.44 : 102,534,348.15 = 40,811,932.90 : x
  2. Step 2: Convert to fraction form
    74,299,357.44/102,534,348.15 = 40,811,932.90/x
  3. Step 3: Cross multiply
    74,299,357.44x = 102,534,348.15 × 40,811,932.90
  4. Step 4: Simplify right side
    74,299,357.44x = 4,184,624,936,963,459.50
  5. Step 5: Solve for x
    x = 4,184,624,936,963,459.50/74,299,357.44
  6. Step 6: Final answer
    x = 56,321,145.71

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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.