Home / 7,254,842.32-10,011,475.94-3,991,659.24

Finding the Fourth Proportional to 7,254,842.32, 10,011,475.94 and 3,991,659.24

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Solution

The fourth proportional to 7,254,842.32, 10,011,475.94 and 3,991,659.24 is: 5,508,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,842.32 : 10,011,475.94 = 3,991,659.24 : x
  2. Step 2: Convert to fraction form
    7,254,842.32/10,011,475.94 = 3,991,659.24/x
  3. Step 3: Cross multiply
    7,254,842.32x = 10,011,475.94 × 3,991,659.24
  4. Step 4: Simplify right side
    7,254,842.32x = 39,962,400,441,938.69
  5. Step 5: Solve for x
    x = 39,962,400,441,938.69/7,254,842.32
  6. Step 6: Final answer
    x = 5,508,376.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.