Home / 10,426,820.64-15,642,408.32-3,238,167.84

Finding the Fourth Proportional to 10,426,820.64, 15,642,408.32 and 3,238,167.84

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Solution

The fourth proportional to 10,426,820.64, 15,642,408.32 and 3,238,167.84 is: 4,857,927.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426,820.64 : 15,642,408.32 = 3,238,167.84 : x
  2. Step 2: Convert to fraction form
    10,426,820.64/15,642,408.32 = 3,238,167.84/x
  3. Step 3: Cross multiply
    10,426,820.64x = 15,642,408.32 × 3,238,167.84
  4. Step 4: Simplify right side
    10,426,820.64x = 50,652,743,561,972.43
  5. Step 5: Solve for x
    x = 50,652,743,561,972.43/10,426,820.64
  6. Step 6: Final answer
    x = 4,857,927.96

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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.