Home / 18,500,917.46-25,530,956.87-10,240,802.53

Finding the Fourth Proportional to 18,500,917.46, 25,530,956.87 and 10,240,802.53

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Solution

The fourth proportional to 18,500,917.46, 25,530,956.87 and 10,240,802.53 is: 14,132,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500,917.46 : 25,530,956.87 = 10,240,802.53 : x
  2. Step 2: Convert to fraction form
    18,500,917.46/25,530,956.87 = 10,240,802.53/x
  3. Step 3: Cross multiply
    18,500,917.46x = 25,530,956.87 × 10,240,802.53
  4. Step 4: Simplify right side
    18,500,917.46x = 261,457,487,592,585.47
  5. Step 5: Solve for x
    x = 261,457,487,592,585.47/18,500,917.46
  6. Step 6: Final answer
    x = 14,132,136.32

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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.