Home / 35,613,603-49,146,775.38-20,143,354.68

Finding the Fourth Proportional to 35,613,603, 49,146,775.38 and 20,143,354.68

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Solution

The fourth proportional to 35,613,603, 49,146,775.38 and 20,143,354.68 is: 27,797,831.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613,603 : 49,146,775.38 = 20,143,354.68 : x
  2. Step 2: Convert to fraction form
    35,613,603/49,146,775.38 = 20,143,354.68/x
  3. Step 3: Cross multiply
    35,613,603x = 49,146,775.38 × 20,143,354.68
  4. Step 4: Simplify right side
    35,613,603x = 989,980,927,857,631.88
  5. Step 5: Solve for x
    x = 989,980,927,857,631.88/35,613,603
  6. Step 6: Final answer
    x = 27,797,831.29

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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.