Home / 7,529,064.92-10,390,101.64-4,091,297.72

Finding the Fourth Proportional to 7,529,064.92, 10,390,101.64 and 4,091,297.72

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Solution

The fourth proportional to 7,529,064.92, 10,390,101.64 and 4,091,297.72 is: 5,645,986.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529,064.92 : 10,390,101.64 = 4,091,297.72 : x
  2. Step 2: Convert to fraction form
    7,529,064.92/10,390,101.64 = 4,091,297.72/x
  3. Step 3: Cross multiply
    7,529,064.92x = 10,390,101.64 × 4,091,297.72
  4. Step 4: Simplify right side
    7,529,064.92x = 42,508,999,150,300.27
  5. Step 5: Solve for x
    x = 42,508,999,150,300.27/7,529,064.92
  6. Step 6: Final answer
    x = 5,645,986.53

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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.