Home / 18,447,201.90-27,687,533.40-9,355,624.20

Finding the Fourth Proportional to 18,447,201.90, 27,687,533.40 and 9,355,624.20

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Solution

The fourth proportional to 18,447,201.90, 27,687,533.40 and 9,355,624.20 is: 14,041,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,201.90 : 27,687,533.40 = 9,355,624.20 : x
  2. Step 2: Convert to fraction form
    18,447,201.90/27,687,533.40 = 9,355,624.20/x
  3. Step 3: Cross multiply
    18,447,201.90x = 27,687,533.40 × 9,355,624.20
  4. Step 4: Simplify right side
    18,447,201.90x = 259,034,157,515,348.25
  5. Step 5: Solve for x
    x = 259,034,157,515,348.25/18,447,201.90
  6. Step 6: Final answer
    x = 14,041,921.31

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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.