Home / 12,196,291.86-18,290,692.35-8,433,952.02

Finding the Fourth Proportional to 12,196,291.86, 18,290,692.35 and 8,433,952.02

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Solution

The fourth proportional to 12,196,291.86, 18,290,692.35 and 8,433,952.02 is: 12,648,337.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,291.86 : 18,290,692.35 = 8,433,952.02 : x
  2. Step 2: Convert to fraction form
    12,196,291.86/18,290,692.35 = 8,433,952.02/x
  3. Step 3: Cross multiply
    12,196,291.86x = 18,290,692.35 × 8,433,952.02
  4. Step 4: Simplify right side
    12,196,291.86x = 154,262,821,692,481.06
  5. Step 5: Solve for x
    x = 154,262,821,692,481.06/12,196,291.86
  6. Step 6: Final answer
    x = 12,648,337.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.