Home / 13,905,796.04-20,867,949.32-5,715,155.44

Finding the Fourth Proportional to 13,905,796.04, 20,867,949.32 and 5,715,155.44

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Solution

The fourth proportional to 13,905,796.04, 20,867,949.32 and 5,715,155.44 is: 8,576,536.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905,796.04 : 20,867,949.32 = 5,715,155.44 : x
  2. Step 2: Convert to fraction form
    13,905,796.04/20,867,949.32 = 5,715,155.44/x
  3. Step 3: Cross multiply
    13,905,796.04x = 20,867,949.32 × 5,715,155.44
  4. Step 4: Simplify right side
    13,905,796.04x = 119,263,574,077,842.31
  5. Step 5: Solve for x
    x = 119,263,574,077,842.31/13,905,796.04
  6. Step 6: Final answer
    x = 8,576,536.99

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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.