Home / 18,103,460.40-27,155,190.60-17,977,489.20

Finding the Fourth Proportional to 18,103,460.40, 27,155,190.60 and 17,977,489.20

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Solution

The fourth proportional to 18,103,460.40, 27,155,190.60 and 17,977,489.20 is: 26,966,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,460.40 : 27,155,190.60 = 17,977,489.20 : x
  2. Step 2: Convert to fraction form
    18,103,460.40/27,155,190.60 = 17,977,489.20/x
  3. Step 3: Cross multiply
    18,103,460.40x = 27,155,190.60 × 17,977,489.20
  4. Step 4: Simplify right side
    18,103,460.40x = 488,182,145,735,441.50
  5. Step 5: Solve for x
    x = 488,182,145,735,441.50/18,103,460.40
  6. Step 6: Final answer
    x = 26,966,233.80

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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.