Home / 27,796,167.90-38,361,007.35-15,410,146.05

Finding the Fourth Proportional to 27,796,167.90, 38,361,007.35 and 15,410,146.05

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Solution

The fourth proportional to 27,796,167.90, 38,361,007.35 and 15,410,146.05 is: 21,267,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796,167.90 : 38,361,007.35 = 15,410,146.05 : x
  2. Step 2: Convert to fraction form
    27,796,167.90/38,361,007.35 = 15,410,146.05/x
  3. Step 3: Cross multiply
    27,796,167.90x = 38,361,007.35 × 15,410,146.05
  4. Step 4: Simplify right side
    27,796,167.90x = 591,148,725,888,623.50
  5. Step 5: Solve for x
    x = 591,148,725,888,623.50/27,796,167.90
  6. Step 6: Final answer
    x = 21,267,274.25

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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.