Home / 12,483,839.07-18,725,758.40-3,508,391.07

Finding the Fourth Proportional to 12,483,839.07, 18,725,758.40 and 3,508,391.07

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Solution

The fourth proportional to 12,483,839.07, 18,725,758.40 and 3,508,391.07 is: 5,262,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,839.07 : 18,725,758.40 = 3,508,391.07 : x
  2. Step 2: Convert to fraction form
    12,483,839.07/18,725,758.40 = 3,508,391.07/x
  3. Step 3: Cross multiply
    12,483,839.07x = 18,725,758.40 × 3,508,391.07
  4. Step 4: Simplify right side
    12,483,839.07x = 65,697,283,558,308.46
  5. Step 5: Solve for x
    x = 65,697,283,558,308.46/12,483,839.07
  6. Step 6: Final answer
    x = 5,262,586.55

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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.