Home / 6,765,279.21-10,149,411.47-1,973,343.51

Finding the Fourth Proportional to 6,765,279.21, 10,149,411.47 and 1,973,343.51

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Solution

The fourth proportional to 6,765,279.21, 10,149,411.47 and 1,973,343.51 is: 2,960,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765,279.21 : 10,149,411.47 = 1,973,343.51 : x
  2. Step 2: Convert to fraction form
    6,765,279.21/10,149,411.47 = 1,973,343.51/x
  3. Step 3: Cross multiply
    6,765,279.21x = 10,149,411.47 × 1,973,343.51
  4. Step 4: Simplify right side
    6,765,279.21x = 20,028,275,244,777.34
  5. Step 5: Solve for x
    x = 20,028,275,244,777.34/6,765,279.21
  6. Step 6: Final answer
    x = 2,960,450.65

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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.