Home / 13,081,078.32-19,624,758.12-4,105,630.32

Finding the Fourth Proportional to 13,081,078.32, 19,624,758.12 and 4,105,630.32

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Solution

The fourth proportional to 13,081,078.32, 19,624,758.12 and 4,105,630.32 is: 6,159,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,078.32 : 19,624,758.12 = 4,105,630.32 : x
  2. Step 2: Convert to fraction form
    13,081,078.32/19,624,758.12 = 4,105,630.32/x
  3. Step 3: Cross multiply
    13,081,078.32x = 19,624,758.12 × 4,105,630.32
  4. Step 4: Simplify right side
    13,081,078.32x = 80,572,001,960,138.20
  5. Step 5: Solve for x
    x = 80,572,001,960,138.20/13,081,078.32
  6. Step 6: Final answer
    x = 6,159,431.20

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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.