Home / 21,262,563.70-31,893,845.55-5,909,823.70

Finding the Fourth Proportional to 21,262,563.70, 31,893,845.55 and 5,909,823.70

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Solution

The fourth proportional to 21,262,563.70, 31,893,845.55 and 5,909,823.70 is: 8,864,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,262,563.70 : 31,893,845.55 = 5,909,823.70 : x
  2. Step 2: Convert to fraction form
    21,262,563.70/31,893,845.55 = 5,909,823.70/x
  3. Step 3: Cross multiply
    21,262,563.70x = 31,893,845.55 × 5,909,823.70
  4. Step 4: Simplify right side
    21,262,563.70x = 188,487,004,315,529.53
  5. Step 5: Solve for x
    x = 188,487,004,315,529.53/21,262,563.70
  6. Step 6: Final answer
    x = 8,864,735.55

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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.