Home / 39,148,518.40-58,722,777.60-25,543,628.80

Finding the Fourth Proportional to 39,148,518.40, 58,722,777.60 and 25,543,628.80

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Solution

The fourth proportional to 39,148,518.40, 58,722,777.60 and 25,543,628.80 is: 38,315,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148,518.40 : 58,722,777.60 = 25,543,628.80 : x
  2. Step 2: Convert to fraction form
    39,148,518.40/58,722,777.60 = 25,543,628.80/x
  3. Step 3: Cross multiply
    39,148,518.40x = 58,722,777.60 × 25,543,628.80
  4. Step 4: Simplify right side
    39,148,518.40x = 1,499,992,833,119,355
  5. Step 5: Solve for x
    x = 1,499,992,833,119,355/39,148,518.40
  6. Step 6: Final answer
    x = 38,315,443.20

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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.