Home / 35,977,730.91-49,650,553.76-20,505,318.27

Finding the Fourth Proportional to 35,977,730.91, 49,650,553.76 and 20,505,318.27

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Solution

The fourth proportional to 35,977,730.91, 49,650,553.76 and 20,505,318.27 is: 28,298,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,977,730.91 : 49,650,553.76 = 20,505,318.27 : x
  2. Step 2: Convert to fraction form
    35,977,730.91/49,650,553.76 = 20,505,318.27/x
  3. Step 3: Cross multiply
    35,977,730.91x = 49,650,553.76 × 20,505,318.27
  4. Step 4: Simplify right side
    35,977,730.91x = 1,018,100,407,130,545.12
  5. Step 5: Solve for x
    x = 1,018,100,407,130,545.12/35,977,730.91
  6. Step 6: Final answer
    x = 28,298,071.65

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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.