Home / 12,483,763.84-18,725,645.76-3,508,315.84

Finding the Fourth Proportional to 12,483,763.84, 18,725,645.76 and 3,508,315.84

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Solution

The fourth proportional to 12,483,763.84, 18,725,645.76 and 3,508,315.84 is: 5,262,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,763.84 : 18,725,645.76 = 3,508,315.84 : x
  2. Step 2: Convert to fraction form
    12,483,763.84/18,725,645.76 = 3,508,315.84/x
  3. Step 3: Cross multiply
    12,483,763.84x = 18,725,645.76 × 3,508,315.84
  4. Step 4: Simplify right side
    12,483,763.84x = 65,695,479,522,867.02
  5. Step 5: Solve for x
    x = 65,695,479,522,867.02/12,483,763.84
  6. Step 6: Final answer
    x = 5,262,473.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.