Home / 9,181,187.70-13,756,035.15-4,378,535.70

Finding the Fourth Proportional to 9,181,187.70, 13,756,035.15 and 4,378,535.70

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Solution

The fourth proportional to 9,181,187.70, 13,756,035.15 and 4,378,535.70 is: 6,560,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,187.70 : 13,756,035.15 = 4,378,535.70 : x
  2. Step 2: Convert to fraction form
    9,181,187.70/13,756,035.15 = 4,378,535.70/x
  3. Step 3: Cross multiply
    9,181,187.70x = 13,756,035.15 × 4,378,535.70
  4. Step 4: Simplify right side
    9,181,187.70x = 60,231,290,994,729.86
  5. Step 5: Solve for x
    x = 60,231,290,994,729.86/9,181,187.70
  6. Step 6: Final answer
    x = 6,560,294.05

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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.