Home / 46,659,968.40-69,989,952.60-39,857,523.60

Finding the Fourth Proportional to 46,659,968.40, 69,989,952.60 and 39,857,523.60

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Solution

The fourth proportional to 46,659,968.40, 69,989,952.60 and 39,857,523.60 is: 59,786,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,659,968.40 : 69,989,952.60 = 39,857,523.60 : x
  2. Step 2: Convert to fraction form
    46,659,968.40/69,989,952.60 = 39,857,523.60/x
  3. Step 3: Cross multiply
    46,659,968.40x = 69,989,952.60 × 39,857,523.60
  4. Step 4: Simplify right side
    46,659,968.40x = 2,789,626,187,517,381
  5. Step 5: Solve for x
    x = 2,789,626,187,517,381/46,659,968.40
  6. Step 6: Final answer
    x = 59,786,285.40

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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.