Home / 19,150,210.80-28,725,316.20-9,072,514.80

Finding the Fourth Proportional to 19,150,210.80, 28,725,316.20 and 9,072,514.80

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Solution

The fourth proportional to 19,150,210.80, 28,725,316.20 and 9,072,514.80 is: 13,608,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150,210.80 : 28,725,316.20 = 9,072,514.80 : x
  2. Step 2: Convert to fraction form
    19,150,210.80/28,725,316.20 = 9,072,514.80/x
  3. Step 3: Cross multiply
    19,150,210.80x = 28,725,316.20 × 9,072,514.80
  4. Step 4: Simplify right side
    19,150,210.80x = 260,610,856,359,179.78
  5. Step 5: Solve for x
    x = 260,610,856,359,179.78/19,150,210.80
  6. Step 6: Final answer
    x = 13,608,772.20

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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.