Home / 8,683,816.41-11,975,824.89-5,420,933.91

Finding the Fourth Proportional to 8,683,816.41, 11,975,824.89 and 5,420,933.91

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Solution

The fourth proportional to 8,683,816.41, 11,975,824.89 and 5,420,933.91 is: 7,475,993.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683,816.41 : 11,975,824.89 = 5,420,933.91 : x
  2. Step 2: Convert to fraction form
    8,683,816.41/11,975,824.89 = 5,420,933.91/x
  3. Step 3: Cross multiply
    8,683,816.41x = 11,975,824.89 × 5,420,933.91
  4. Step 4: Simplify right side
    8,683,816.41x = 64,920,155,246,423.02
  5. Step 5: Solve for x
    x = 64,920,155,246,423.02/8,683,816.41
  6. Step 6: Final answer
    x = 7,475,993.52

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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.