Home / 64,019,128.91-96,028,945.47-15,496,904.79

Finding the Fourth Proportional to 64,019,128.91, 96,028,945.47 and 15,496,904.79

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Solution

The fourth proportional to 64,019,128.91, 96,028,945.47 and 15,496,904.79 is: 23,245,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,019,128.91 : 96,028,945.47 = 15,496,904.79 : x
  2. Step 2: Convert to fraction form
    64,019,128.91/96,028,945.47 = 15,496,904.79/x
  3. Step 3: Cross multiply
    64,019,128.91x = 96,028,945.47 × 15,496,904.79
  4. Step 4: Simplify right side
    64,019,128.91x = 1,488,151,425,032,691.75
  5. Step 5: Solve for x
    x = 1,488,151,425,032,691.75/64,019,128.91
  6. Step 6: Final answer
    x = 23,245,418.21

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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.