Home / 39,182,346.80-58,724,531.40-20,020,727.60

Finding the Fourth Proportional to 39,182,346.80, 58,724,531.40 and 20,020,727.60

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Solution

The fourth proportional to 39,182,346.80, 58,724,531.40 and 20,020,727.60 is: 30,006,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182,346.80 : 58,724,531.40 = 20,020,727.60 : x
  2. Step 2: Convert to fraction form
    39,182,346.80/58,724,531.40 = 20,020,727.60/x
  3. Step 3: Cross multiply
    39,182,346.80x = 58,724,531.40 × 20,020,727.60
  4. Step 4: Simplify right side
    39,182,346.80x = 1,175,707,846,597,046.75
  5. Step 5: Solve for x
    x = 1,175,707,846,597,046.75/39,182,346.80
  6. Step 6: Final answer
    x = 30,006,059.94

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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.