Home / 7,989,085.32-11,983,715.52-2,309,358.84

Finding the Fourth Proportional to 7,989,085.32, 11,983,715.52 and 2,309,358.84

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Solution

The fourth proportional to 7,989,085.32, 11,983,715.52 and 2,309,358.84 is: 3,464,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,085.32 : 11,983,715.52 = 2,309,358.84 : x
  2. Step 2: Convert to fraction form
    7,989,085.32/11,983,715.52 = 2,309,358.84/x
  3. Step 3: Cross multiply
    7,989,085.32x = 11,983,715.52 × 2,309,358.84
  4. Step 4: Simplify right side
    7,989,085.32x = 27,674,699,372,157.20
  5. Step 5: Solve for x
    x = 27,674,699,372,157.20/7,989,085.32
  6. Step 6: Final answer
    x = 3,464,063.56

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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.