Home / 9,758,863.68-13,467,749.76-5,408,424.96

Finding the Fourth Proportional to 9,758,863.68, 13,467,749.76 and 5,408,424.96

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Solution

The fourth proportional to 9,758,863.68, 13,467,749.76 and 5,408,424.96 is: 7,463,913.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,863.68 : 13,467,749.76 = 5,408,424.96 : x
  2. Step 2: Convert to fraction form
    9,758,863.68/13,467,749.76 = 5,408,424.96/x
  3. Step 3: Cross multiply
    9,758,863.68x = 13,467,749.76 × 5,408,424.96
  4. Step 4: Simplify right side
    9,758,863.68x = 72,839,313,957,018.02
  5. Step 5: Solve for x
    x = 72,839,313,957,018.02/9,758,863.68
  6. Step 6: Final answer
    x = 7,463,913.46

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1.5x scale

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.