Home / 13,008,246.40-19,504,496.40-5,818,440.16

Finding the Fourth Proportional to 13,008,246.40, 19,504,496.40 and 5,818,440.16

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Solution

The fourth proportional to 13,008,246.40, 19,504,496.40 and 5,818,440.16 is: 8,724,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,246.40 : 19,504,496.40 = 5,818,440.16 : x
  2. Step 2: Convert to fraction form
    13,008,246.40/19,504,496.40 = 5,818,440.16/x
  3. Step 3: Cross multiply
    13,008,246.40x = 19,504,496.40 × 5,818,440.16
  4. Step 4: Simplify right side
    13,008,246.40x = 113,485,745,154,335.42
  5. Step 5: Solve for x
    x = 113,485,745,154,335.42/13,008,246.40
  6. Step 6: Final answer
    x = 8,724,138.65

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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.