Home / 12,442,056.80-18,660,284.40-4,463,880.80

Finding the Fourth Proportional to 12,442,056.80, 18,660,284.40 and 4,463,880.80

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Solution

The fourth proportional to 12,442,056.80, 18,660,284.40 and 4,463,880.80 is: 6,694,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442,056.80 : 18,660,284.40 = 4,463,880.80 : x
  2. Step 2: Convert to fraction form
    12,442,056.80/18,660,284.40 = 4,463,880.80/x
  3. Step 3: Cross multiply
    12,442,056.80x = 18,660,284.40 × 4,463,880.80
  4. Step 4: Simplify right side
    12,442,056.80x = 83,297,285,255,699.52
  5. Step 5: Solve for x
    x = 83,297,285,255,699.52/12,442,056.80
  6. Step 6: Final answer
    x = 6,694,816.35

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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.