Home / 61,919,138.06-85,448,465.17-34,042,322.56

Finding the Fourth Proportional to 61,919,138.06, 85,448,465.17 and 34,042,322.56

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Solution

The fourth proportional to 61,919,138.06, 85,448,465.17 and 34,042,322.56 is: 46,978,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919,138.06 : 85,448,465.17 = 34,042,322.56 : x
  2. Step 2: Convert to fraction form
    61,919,138.06/85,448,465.17 = 34,042,322.56/x
  3. Step 3: Cross multiply
    61,919,138.06x = 85,448,465.17 × 34,042,322.56
  4. Step 4: Simplify right side
    61,919,138.06x = 2,908,864,213,171,577.50
  5. Step 5: Solve for x
    x = 2,908,864,213,171,577.50/61,919,138.06
  6. Step 6: Final answer
    x = 46,978,435.17

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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.