Home / 18,738,001.60-28,107,002.40-15,549,355.60

Finding the Fourth Proportional to 18,738,001.60, 28,107,002.40 and 15,549,355.60

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Solution

The fourth proportional to 18,738,001.60, 28,107,002.40 and 15,549,355.60 is: 23,324,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738,001.60 : 28,107,002.40 = 15,549,355.60 : x
  2. Step 2: Convert to fraction form
    18,738,001.60/28,107,002.40 = 15,549,355.60/x
  3. Step 3: Cross multiply
    18,738,001.60x = 28,107,002.40 × 15,549,355.60
  4. Step 4: Simplify right side
    18,738,001.60x = 437,045,775,167,653.44
  5. Step 5: Solve for x
    x = 437,045,775,167,653.44/18,738,001.60
  6. Step 6: Final answer
    x = 23,324,033.40

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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.