Home / 18,500,924.30-25,530,966.30-10,240,809.38

Finding the Fourth Proportional to 18,500,924.30, 25,530,966.30 and 10,240,809.38

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Solution

The fourth proportional to 18,500,924.30, 25,530,966.30 and 10,240,809.38 is: 14,132,145.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500,924.30 : 25,530,966.30 = 10,240,809.38 : x
  2. Step 2: Convert to fraction form
    18,500,924.30/25,530,966.30 = 10,240,809.38/x
  3. Step 3: Cross multiply
    18,500,924.30x = 25,530,966.30 × 10,240,809.38
  4. Step 4: Simplify right side
    18,500,924.30x = 261,457,759,037,849.06
  5. Step 5: Solve for x
    x = 261,457,759,037,849.06/18,500,924.30
  6. Step 6: Final answer
    x = 14,132,145.77

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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.