Home / 67,810,905.75-101,716,460.69-31,399,455.27

Finding the Fourth Proportional to 67,810,905.75, 101,716,460.69 and 31,399,455.27

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Solution

The fourth proportional to 67,810,905.75, 101,716,460.69 and 31,399,455.27 is: 47,099,230.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,810,905.75 : 101,716,460.69 = 31,399,455.27 : x
  2. Step 2: Convert to fraction form
    67,810,905.75/101,716,460.69 = 31,399,455.27/x
  3. Step 3: Cross multiply
    67,810,905.75x = 101,716,460.69 × 31,399,455.27
  4. Step 4: Simplify right side
    67,810,905.75x = 3,193,841,457,501,371
  5. Step 5: Solve for x
    x = 3,193,841,457,501,371/67,810,905.75
  6. Step 6: Final answer
    x = 47,099,230.16

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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.