Home / 19,157,101.40-28,735,652.10-17,078,576.60

Finding the Fourth Proportional to 19,157,101.40, 28,735,652.10 and 17,078,576.60

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Solution

The fourth proportional to 19,157,101.40, 28,735,652.10 and 17,078,576.60 is: 25,617,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,101.40 : 28,735,652.10 = 17,078,576.60 : x
  2. Step 2: Convert to fraction form
    19,157,101.40/28,735,652.10 = 17,078,576.60/x
  3. Step 3: Cross multiply
    19,157,101.40x = 28,735,652.10 × 17,078,576.60
  4. Step 4: Simplify right side
    19,157,101.40x = 490,764,035,540,800.94
  5. Step 5: Solve for x
    x = 490,764,035,540,800.94/19,157,101.40
  6. Step 6: Final answer
    x = 25,617,864.90

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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.