Home / 28,160,159.88-42,168,790.20-23,599,215.12

Finding the Fourth Proportional to 28,160,159.88, 42,168,790.20 and 23,599,215.12

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Solution

The fourth proportional to 28,160,159.88, 42,168,790.20 and 23,599,215.12 is: 35,338,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,160,159.88 : 42,168,790.20 = 23,599,215.12 : x
  2. Step 2: Convert to fraction form
    28,160,159.88/42,168,790.20 = 23,599,215.12/x
  3. Step 3: Cross multiply
    28,160,159.88x = 42,168,790.20 × 23,599,215.12
  4. Step 4: Simplify right side
    28,160,159.88x = 995,150,351,279,948
  5. Step 5: Solve for x
    x = 995,150,351,279,948/28,160,159.88
  6. Step 6: Final answer
    x = 35,338,945.36

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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.