Home / 13,610,924.62-18,782,839.47-7,416,022.24

Finding the Fourth Proportional to 13,610,924.62, 18,782,839.47 and 7,416,022.24

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Solution

The fourth proportional to 13,610,924.62, 18,782,839.47 and 7,416,022.24 is: 10,233,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,924.62 : 18,782,839.47 = 7,416,022.24 : x
  2. Step 2: Convert to fraction form
    13,610,924.62/18,782,839.47 = 7,416,022.24/x
  3. Step 3: Cross multiply
    13,610,924.62x = 18,782,839.47 × 7,416,022.24
  4. Step 4: Simplify right side
    13,610,924.62x = 139,293,955,239,869.81
  5. Step 5: Solve for x
    x = 139,293,955,239,869.81/13,610,924.62
  6. Step 6: Final answer
    x = 10,233,981.83

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1.5x scale

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.