Home / 18,683,595.88-28,026,237.60-5,728,801.14

Finding the Fourth Proportional to 18,683,595.88, 28,026,237.60 and 5,728,801.14

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Solution

The fourth proportional to 18,683,595.88, 28,026,237.60 and 5,728,801.14 is: 8,593,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,595.88 : 28,026,237.60 = 5,728,801.14 : x
  2. Step 2: Convert to fraction form
    18,683,595.88/28,026,237.60 = 5,728,801.14/x
  3. Step 3: Cross multiply
    18,683,595.88x = 28,026,237.60 × 5,728,801.14
  4. Step 4: Simplify right side
    18,683,595.88x = 160,556,741,912,790.88
  5. Step 5: Solve for x
    x = 160,556,741,912,790.88/18,683,595.88
  6. Step 6: Final answer
    x = 8,593,460.43

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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.