Home / 13,985,595.36-20,981,638.44-4,400,724.78

Finding the Fourth Proportional to 13,985,595.36, 20,981,638.44 and 4,400,724.78

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Solution

The fourth proportional to 13,985,595.36, 20,981,638.44 and 4,400,724.78 is: 6,602,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,985,595.36 : 20,981,638.44 = 4,400,724.78 : x
  2. Step 2: Convert to fraction form
    13,985,595.36/20,981,638.44 = 4,400,724.78/x
  3. Step 3: Cross multiply
    13,985,595.36x = 20,981,638.44 × 4,400,724.78
  4. Step 4: Simplify right side
    13,985,595.36x = 92,334,416,174,587.58
  5. Step 5: Solve for x
    x = 92,334,416,174,587.58/13,985,595.36
  6. Step 6: Final answer
    x = 6,602,108.37

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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.