Home / 18,152,360.80-27,228,541.20-9,628,309.60

Finding the Fourth Proportional to 18,152,360.80, 27,228,541.20 and 9,628,309.60

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Solution

The fourth proportional to 18,152,360.80, 27,228,541.20 and 9,628,309.60 is: 14,442,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,360.80 : 27,228,541.20 = 9,628,309.60 : x
  2. Step 2: Convert to fraction form
    18,152,360.80/27,228,541.20 = 9,628,309.60/x
  3. Step 3: Cross multiply
    18,152,360.80x = 27,228,541.20 × 9,628,309.60
  4. Step 4: Simplify right side
    18,152,360.80x = 262,164,824,629,955.50
  5. Step 5: Solve for x
    x = 262,164,824,629,955.50/18,152,360.80
  6. Step 6: Final answer
    x = 14,442,464.40

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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.