Home / 20,559,441.47-30,835,692.99-9,630,800.15

Finding the Fourth Proportional to 20,559,441.47, 30,835,692.99 and 9,630,800.15

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Solution

The fourth proportional to 20,559,441.47, 30,835,692.99 and 9,630,800.15 is: 14,444,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,559,441.47 : 30,835,692.99 = 9,630,800.15 : x
  2. Step 2: Convert to fraction form
    20,559,441.47/30,835,692.99 = 9,630,800.15/x
  3. Step 3: Cross multiply
    20,559,441.47x = 30,835,692.99 × 9,630,800.15
  4. Step 4: Simplify right side
    20,559,441.47x = 296,972,396,519,267.44
  5. Step 5: Solve for x
    x = 296,972,396,519,267.44/20,559,441.47
  6. Step 6: Final answer
    x = 14,444,575.11

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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.