Home / 74,129,645.76-102,298,842.72-41,534,831.04

Finding the Fourth Proportional to 74,129,645.76, 102,298,842.72 and 41,534,831.04

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Solution

The fourth proportional to 74,129,645.76, 102,298,842.72 and 41,534,831.04 is: 57,318,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,129,645.76 : 102,298,842.72 = 41,534,831.04 : x
  2. Step 2: Convert to fraction form
    74,129,645.76/102,298,842.72 = 41,534,831.04/x
  3. Step 3: Cross multiply
    74,129,645.76x = 102,298,842.72 × 41,534,831.04
  4. Step 4: Simplify right side
    74,129,645.76x = 4,248,965,147,962,734
  5. Step 5: Solve for x
    x = 4,248,965,147,962,734/74,129,645.76
  6. Step 6: Final answer
    x = 57,318,028.49

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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.