Home / 66,212,465.55-99,227,896.64-41,908,007.87

Finding the Fourth Proportional to 66,212,465.55, 99,227,896.64 and 41,908,007.87

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Solution

The fourth proportional to 66,212,465.55, 99,227,896.64 and 41,908,007.87 is: 62,804,540.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,212,465.55 : 99,227,896.64 = 41,908,007.87 : x
  2. Step 2: Convert to fraction form
    66,212,465.55/99,227,896.64 = 41,908,007.87/x
  3. Step 3: Cross multiply
    66,212,465.55x = 99,227,896.64 × 41,908,007.87
  4. Step 4: Simplify right side
    66,212,465.55x = 4,158,443,473,665,506.50
  5. Step 5: Solve for x
    x = 4,158,443,473,665,506.50/66,212,465.55
  6. Step 6: Final answer
    x = 62,804,540.49

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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.