Home / 14,660,930.40-21,991,395.60-13,527,189.60

Finding the Fourth Proportional to 14,660,930.40, 21,991,395.60 and 13,527,189.60

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Solution

The fourth proportional to 14,660,930.40, 21,991,395.60 and 13,527,189.60 is: 20,290,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660,930.40 : 21,991,395.60 = 13,527,189.60 : x
  2. Step 2: Convert to fraction form
    14,660,930.40/21,991,395.60 = 13,527,189.60/x
  3. Step 3: Cross multiply
    14,660,930.40x = 21,991,395.60 × 13,527,189.60
  4. Step 4: Simplify right side
    14,660,930.40x = 297,481,777,849,805.75
  5. Step 5: Solve for x
    x = 297,481,777,849,805.75/14,660,930.40
  6. Step 6: Final answer
    x = 20,290,784.40

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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.