Home / 61,643,589.42-85,067,110.78-34,140,927.18

Finding the Fourth Proportional to 61,643,589.42, 85,067,110.78 and 34,140,927.18

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Solution

The fourth proportional to 61,643,589.42, 85,067,110.78 and 34,140,927.18 is: 47,113,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,643,589.42 : 85,067,110.78 = 34,140,927.18 : x
  2. Step 2: Convert to fraction form
    61,643,589.42/85,067,110.78 = 34,140,927.18/x
  3. Step 3: Cross multiply
    61,643,589.42x = 85,067,110.78 × 34,140,927.18
  4. Step 4: Simplify right side
    61,643,589.42x = 2,904,270,034,552,973
  5. Step 5: Solve for x
    x = 2,904,270,034,552,973/61,643,589.42
  6. Step 6: Final answer
    x = 47,113,902.06

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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.