Home / 27,881,260.70-41,765,903.85-15,899,999.90

Finding the Fourth Proportional to 27,881,260.70, 41,765,903.85 and 15,899,999.90

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Solution

The fourth proportional to 27,881,260.70, 41,765,903.85 and 15,899,999.90 is: 23,818,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881,260.70 : 41,765,903.85 = 15,899,999.90 : x
  2. Step 2: Convert to fraction form
    27,881,260.70/41,765,903.85 = 15,899,999.90/x
  3. Step 3: Cross multiply
    27,881,260.70x = 41,765,903.85 × 15,899,999.90
  4. Step 4: Simplify right side
    27,881,260.70x = 664,077,867,038,409.62
  5. Step 5: Solve for x
    x = 664,077,867,038,409.62/27,881,260.70
  6. Step 6: Final answer
    x = 23,818,071.72

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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.