Home / 13,167,968.20-18,447,752.60-13,167,968.20

Finding the Fourth Proportional to 13,167,968.20, 18,447,752.60 and 13,167,968.20

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Solution

The fourth proportional to 13,167,968.20, 18,447,752.60 and 13,167,968.20 is: 18,447,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167,968.20 : 18,447,752.60 = 13,167,968.20 : x
  2. Step 2: Convert to fraction form
    13,167,968.20/18,447,752.60 = 13,167,968.20/x
  3. Step 3: Cross multiply
    13,167,968.20x = 18,447,752.60 × 13,167,968.20
  4. Step 4: Simplify right side
    13,167,968.20x = 242,919,419,598,267.31
  5. Step 5: Solve for x
    x = 242,919,419,598,267.31/13,167,968.20
  6. Step 6: Final answer
    x = 18,447,752.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.