Home / 9,693,669.20-14,540,503.80-3,311,128.40

Finding the Fourth Proportional to 9,693,669.20, 14,540,503.80 and 3,311,128.40

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Solution

The fourth proportional to 9,693,669.20, 14,540,503.80 and 3,311,128.40 is: 4,966,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,693,669.20 : 14,540,503.80 = 3,311,128.40 : x
  2. Step 2: Convert to fraction form
    9,693,669.20/14,540,503.80 = 3,311,128.40/x
  3. Step 3: Cross multiply
    9,693,669.20x = 14,540,503.80 × 3,311,128.40
  4. Step 4: Simplify right side
    9,693,669.20x = 48,145,475,082,487.92
  5. Step 5: Solve for x
    x = 48,145,475,082,487.92/9,693,669.20
  6. Step 6: Final answer
    x = 4,966,692.60

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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.