Home / 6,367,989.68-8,783,322.40-6,157,086.36

Finding the Fourth Proportional to 6,367,989.68, 8,783,322.40 and 6,157,086.36

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Solution

The fourth proportional to 6,367,989.68, 8,783,322.40 and 6,157,086.36 is: 8,492,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367,989.68 : 8,783,322.40 = 6,157,086.36 : x
  2. Step 2: Convert to fraction form
    6,367,989.68/8,783,322.40 = 6,157,086.36/x
  3. Step 3: Cross multiply
    6,367,989.68x = 8,783,322.40 × 6,157,086.36
  4. Step 4: Simplify right side
    6,367,989.68x = 54,079,674,544,522.47
  5. Step 5: Solve for x
    x = 54,079,674,544,522.47/6,367,989.68
  6. Step 6: Final answer
    x = 8,492,424.97

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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.