Home / 15,471,239.81-23,195,744.28-7,269,257.16

Finding the Fourth Proportional to 15,471,239.81, 23,195,744.28 and 7,269,257.16

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Solution

The fourth proportional to 15,471,239.81, 23,195,744.28 and 7,269,257.16 is: 10,898,663.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471,239.81 : 23,195,744.28 = 7,269,257.16 : x
  2. Step 2: Convert to fraction form
    15,471,239.81/23,195,744.28 = 7,269,257.16/x
  3. Step 3: Cross multiply
    15,471,239.81x = 23,195,744.28 × 7,269,257.16
  4. Step 4: Simplify right side
    15,471,239.81x = 168,615,830,188,919.06
  5. Step 5: Solve for x
    x = 168,615,830,188,919.06/15,471,239.81
  6. Step 6: Final answer
    x = 10,898,663.09

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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.