Home / 36,630,169.60-54,970,137.60-20,456,089.60

Finding the Fourth Proportional to 36,630,169.60, 54,970,137.60 and 20,456,089.60

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Solution

The fourth proportional to 36,630,169.60, 54,970,137.60 and 20,456,089.60 is: 30,698,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630,169.60 : 54,970,137.60 = 20,456,089.60 : x
  2. Step 2: Convert to fraction form
    36,630,169.60/54,970,137.60 = 20,456,089.60/x
  3. Step 3: Cross multiply
    36,630,169.60x = 54,970,137.60 × 20,456,089.60
  4. Step 4: Simplify right side
    36,630,169.60x = 1,124,474,060,069,929.12
  5. Step 5: Solve for x
    x = 1,124,474,060,069,929.12/36,630,169.60
  6. Step 6: Final answer
    x = 30,698,030.40

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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.