Home / 66,298,745.03-91,493,216.01-38,045,722.14

Finding the Fourth Proportional to 66,298,745.03, 91,493,216.01 and 38,045,722.14

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Solution

The fourth proportional to 66,298,745.03, 91,493,216.01 and 38,045,722.14 is: 52,503,640.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298,745.03 : 91,493,216.01 = 38,045,722.14 : x
  2. Step 2: Convert to fraction form
    66,298,745.03/91,493,216.01 = 38,045,722.14/x
  3. Step 3: Cross multiply
    66,298,745.03x = 91,493,216.01 × 38,045,722.14
  4. Step 4: Simplify right side
    66,298,745.03x = 3,480,925,474,011,459.50
  5. Step 5: Solve for x
    x = 3,480,925,474,011,459.50/66,298,745.03
  6. Step 6: Final answer
    x = 52,503,640.49

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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.