Home / 18,366,724.92-25,381,037.64-13,775,074.68

Finding the Fourth Proportional to 18,366,724.92, 25,381,037.64 and 13,775,074.68

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Solution

The fourth proportional to 18,366,724.92, 25,381,037.64 and 13,775,074.68 is: 19,035,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366,724.92 : 25,381,037.64 = 13,775,074.68 : x
  2. Step 2: Convert to fraction form
    18,366,724.92/25,381,037.64 = 13,775,074.68/x
  3. Step 3: Cross multiply
    18,366,724.92x = 25,381,037.64 × 13,775,074.68
  4. Step 4: Simplify right side
    18,366,724.92x = 349,625,688,946,890.94
  5. Step 5: Solve for x
    x = 349,625,688,946,890.94/18,366,724.92
  6. Step 6: Final answer
    x = 19,035,821.06

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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.