Home / 17,012,004.70-25,518,007.05-15,523,969.90

Finding the Fourth Proportional to 17,012,004.70, 25,518,007.05 and 15,523,969.90

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Solution

The fourth proportional to 17,012,004.70, 25,518,007.05 and 15,523,969.90 is: 23,285,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012,004.70 : 25,518,007.05 = 15,523,969.90 : x
  2. Step 2: Convert to fraction form
    17,012,004.70/25,518,007.05 = 15,523,969.90/x
  3. Step 3: Cross multiply
    17,012,004.70x = 25,518,007.05 × 15,523,969.90
  4. Step 4: Simplify right side
    17,012,004.70x = 396,140,773,352,187.81
  5. Step 5: Solve for x
    x = 396,140,773,352,187.81/17,012,004.70
  6. Step 6: Final answer
    x = 23,285,954.85

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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.