Home / 7,130,575.92-10,690,544.52-4,290,022.56

Finding the Fourth Proportional to 7,130,575.92, 10,690,544.52 and 4,290,022.56

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Solution

The fourth proportional to 7,130,575.92, 10,690,544.52 and 4,290,022.56 is: 6,431,833.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,575.92 : 10,690,544.52 = 4,290,022.56 : x
  2. Step 2: Convert to fraction form
    7,130,575.92/10,690,544.52 = 4,290,022.56/x
  3. Step 3: Cross multiply
    7,130,575.92x = 10,690,544.52 × 4,290,022.56
  4. Step 4: Simplify right side
    7,130,575.92x = 45,862,677,169,484.37
  5. Step 5: Solve for x
    x = 45,862,677,169,484.37/7,130,575.92
  6. Step 6: Final answer
    x = 6,431,833.51

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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.