Home / 36,155,099.48-49,881,898.26-20,471,981

Finding the Fourth Proportional to 36,155,099.48, 49,881,898.26 and 20,471,981

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Solution

The fourth proportional to 36,155,099.48, 49,881,898.26 and 20,471,981 is: 28,244,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155,099.48 : 49,881,898.26 = 20,471,981 : x
  2. Step 2: Convert to fraction form
    36,155,099.48/49,881,898.26 = 20,471,981/x
  3. Step 3: Cross multiply
    36,155,099.48x = 49,881,898.26 × 20,471,981
  4. Step 4: Simplify right side
    36,155,099.48x = 1,021,181,273,422,653
  5. Step 5: Solve for x
    x = 1,021,181,273,422,653/36,155,099.48
  6. Step 6: Final answer
    x = 28,244,460.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.