Home / 73,600,111.44-101,565,771.48-42,243,321.78

Finding the Fourth Proportional to 73,600,111.44, 101,565,771.48 and 42,243,321.78

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Solution

The fourth proportional to 73,600,111.44, 101,565,771.48 and 42,243,321.78 is: 58,294,416.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,600,111.44 : 101,565,771.48 = 42,243,321.78 : x
  2. Step 2: Convert to fraction form
    73,600,111.44/101,565,771.48 = 42,243,321.78/x
  3. Step 3: Cross multiply
    73,600,111.44x = 101,565,771.48 × 42,243,321.78
  4. Step 4: Simplify right side
    73,600,111.44x = 4,290,475,566,463,587
  5. Step 5: Solve for x
    x = 4,290,475,566,463,587/73,600,111.44
  6. Step 6: Final answer
    x = 58,294,416.71

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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.