Home / 18,466,281.32-25,484,786.91-10,206,166.09

Finding the Fourth Proportional to 18,466,281.32, 25,484,786.91 and 10,206,166.09

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Solution

The fourth proportional to 18,466,281.32, 25,484,786.91 and 10,206,166.09 is: 14,085,238.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,281.32 : 25,484,786.91 = 10,206,166.09 : x
  2. Step 2: Convert to fraction form
    18,466,281.32/25,484,786.91 = 10,206,166.09/x
  3. Step 3: Cross multiply
    18,466,281.32x = 25,484,786.91 × 10,206,166.09
  4. Step 4: Simplify right side
    18,466,281.32x = 260,101,967,971,717.88
  5. Step 5: Solve for x
    x = 260,101,967,971,717.88/18,466,281.32
  6. Step 6: Final answer
    x = 14,085,238.03

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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.