Home / 61,661,975.52-85,087,324.62-34,154,764.32

Finding the Fourth Proportional to 61,661,975.52, 85,087,324.62 and 34,154,764.32

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Solution

The fourth proportional to 61,661,975.52, 85,087,324.62 and 34,154,764.32 is: 47,130,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,661,975.52 : 85,087,324.62 = 34,154,764.32 : x
  2. Step 2: Convert to fraction form
    61,661,975.52/85,087,324.62 = 34,154,764.32/x
  3. Step 3: Cross multiply
    61,661,975.52x = 85,087,324.62 × 34,154,764.32
  4. Step 4: Simplify right side
    61,661,975.52x = 2,906,137,519,015,433.50
  5. Step 5: Solve for x
    x = 2,906,137,519,015,433.50/61,661,975.52
  6. Step 6: Final answer
    x = 47,130,139.68

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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.