Home / 18,144,090.40-27,195,140.40-7,356,056.80

Finding the Fourth Proportional to 18,144,090.40, 27,195,140.40 and 7,356,056.80

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Solution

The fourth proportional to 18,144,090.40, 27,195,140.40 and 7,356,056.80 is: 11,025,573.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,090.40 : 27,195,140.40 = 7,356,056.80 : x
  2. Step 2: Convert to fraction form
    18,144,090.40/27,195,140.40 = 7,356,056.80/x
  3. Step 3: Cross multiply
    18,144,090.40x = 27,195,140.40 × 7,356,056.80
  4. Step 4: Simplify right side
    18,144,090.40x = 200,048,997,466,374.72
  5. Step 5: Solve for x
    x = 200,048,997,466,374.72/18,144,090.40
  6. Step 6: Final answer
    x = 11,025,573.23

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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.