Home / 18,190,189.60-27,289,075.20-6,063,420.40

Finding the Fourth Proportional to 18,190,189.60, 27,289,075.20 and 6,063,420.40

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Solution

The fourth proportional to 18,190,189.60, 27,289,075.20 and 6,063,420.40 is: 9,096,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,189.60 : 27,289,075.20 = 6,063,420.40 : x
  2. Step 2: Convert to fraction form
    18,190,189.60/27,289,075.20 = 6,063,420.40/x
  3. Step 3: Cross multiply
    18,190,189.60x = 27,289,075.20 × 6,063,420.40
  4. Step 4: Simplify right side
    18,190,189.60x = 165,465,135,264,814.09
  5. Step 5: Solve for x
    x = 165,465,135,264,814.09/18,190,189.60
  6. Step 6: Final answer
    x = 9,096,394.20

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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.