Home / 46,059,842.73-69,113,675.31-18,786,144.81

Finding the Fourth Proportional to 46,059,842.73, 69,113,675.31 and 18,786,144.81

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Solution

The fourth proportional to 46,059,842.73, 69,113,675.31 and 18,786,144.81 is: 28,188,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,059,842.73 : 69,113,675.31 = 18,786,144.81 : x
  2. Step 2: Convert to fraction form
    46,059,842.73/69,113,675.31 = 18,786,144.81/x
  3. Step 3: Cross multiply
    46,059,842.73x = 69,113,675.31 × 18,786,144.81
  4. Step 4: Simplify right side
    46,059,842.73x = 1,298,379,512,724,981.50
  5. Step 5: Solve for x
    x = 1,298,379,512,724,981.50/46,059,842.73
  6. Step 6: Final answer
    x = 28,188,969.74

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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.