Home / 13,804,587.60-20,683,261.80-8,749,993.20

Finding the Fourth Proportional to 13,804,587.60, 20,683,261.80 and 8,749,993.20

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Solution

The fourth proportional to 13,804,587.60, 20,683,261.80 and 8,749,993.20 is: 13,110,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804,587.60 : 20,683,261.80 = 8,749,993.20 : x
  2. Step 2: Convert to fraction form
    13,804,587.60/20,683,261.80 = 8,749,993.20/x
  3. Step 3: Cross multiply
    13,804,587.60x = 20,683,261.80 × 8,749,993.20
  4. Step 4: Simplify right side
    13,804,587.60x = 180,978,400,103,819.75
  5. Step 5: Solve for x
    x = 180,978,400,103,819.75/13,804,587.60
  6. Step 6: Final answer
    x = 13,110,018.59

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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.