Home / 61,858,081.68-85,362,921-34,355,069.52

Finding the Fourth Proportional to 61,858,081.68, 85,362,921 and 34,355,069.52

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Solution

The fourth proportional to 61,858,081.68, 85,362,921 and 34,355,069.52 is: 47,409,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,858,081.68 : 85,362,921 = 34,355,069.52 : x
  2. Step 2: Convert to fraction form
    61,858,081.68/85,362,921 = 34,355,069.52/x
  3. Step 3: Cross multiply
    61,858,081.68x = 85,362,921 × 34,355,069.52
  4. Step 4: Simplify right side
    61,858,081.68x = 2,932,649,085,385,268
  5. Step 5: Solve for x
    x = 2,932,649,085,385,268/61,858,081.68
  6. Step 6: Final answer
    x = 47,409,311.86

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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.