Home / 27,643,153.03-38,155,138.97-16,044,453.21

Finding the Fourth Proportional to 27,643,153.03, 38,155,138.97 and 16,044,453.21

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Solution

The fourth proportional to 27,643,153.03, 38,155,138.97 and 16,044,453.21 is: 22,145,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643,153.03 : 38,155,138.97 = 16,044,453.21 : x
  2. Step 2: Convert to fraction form
    27,643,153.03/38,155,138.97 = 16,044,453.21/x
  3. Step 3: Cross multiply
    27,643,153.03x = 38,155,138.97 × 16,044,453.21
  4. Step 4: Simplify right side
    27,643,153.03x = 612,178,341,925,212.62
  5. Step 5: Solve for x
    x = 612,178,341,925,212.62/27,643,153.03
  6. Step 6: Final answer
    x = 22,145,749.48

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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.