Home / 13,487,025.22-18,613,537.18-8,263,499.96

Finding the Fourth Proportional to 13,487,025.22, 18,613,537.18 and 8,263,499.96

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Solution

The fourth proportional to 13,487,025.22, 18,613,537.18 and 8,263,499.96 is: 11,404,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487,025.22 : 18,613,537.18 = 8,263,499.96 : x
  2. Step 2: Convert to fraction form
    13,487,025.22/18,613,537.18 = 8,263,499.96/x
  3. Step 3: Cross multiply
    13,487,025.22x = 18,613,537.18 × 8,263,499.96
  4. Step 4: Simplify right side
    13,487,025.22x = 153,812,963,742,388.50
  5. Step 5: Solve for x
    x = 153,812,963,742,388.50/13,487,025.22
  6. Step 6: Final answer
    x = 11,404,513.69

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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.