Home / 13,353,413.10-20,030,119.65-12,396,819.30

Finding the Fourth Proportional to 13,353,413.10, 20,030,119.65 and 12,396,819.30

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Solution

The fourth proportional to 13,353,413.10, 20,030,119.65 and 12,396,819.30 is: 18,595,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,413.10 : 20,030,119.65 = 12,396,819.30 : x
  2. Step 2: Convert to fraction form
    13,353,413.10/20,030,119.65 = 12,396,819.30/x
  3. Step 3: Cross multiply
    13,353,413.10x = 20,030,119.65 × 12,396,819.30
  4. Step 4: Simplify right side
    13,353,413.10x = 248,309,773,858,429.25
  5. Step 5: Solve for x
    x = 248,309,773,858,429.25/13,353,413.10
  6. Step 6: Final answer
    x = 18,595,228.95

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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.