Home / 36,380,666.40-54,570,999.60-21,830,992.80

Finding the Fourth Proportional to 36,380,666.40, 54,570,999.60 and 21,830,992.80

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Solution

The fourth proportional to 36,380,666.40, 54,570,999.60 and 21,830,992.80 is: 32,746,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380,666.40 : 54,570,999.60 = 21,830,992.80 : x
  2. Step 2: Convert to fraction form
    36,380,666.40/54,570,999.60 = 21,830,992.80/x
  3. Step 3: Cross multiply
    36,380,666.40x = 54,570,999.60 × 21,830,992.80
  4. Step 4: Simplify right side
    36,380,666.40x = 1,191,339,099,356,403
  5. Step 5: Solve for x
    x = 1,191,339,099,356,403/36,380,666.40
  6. Step 6: Final answer
    x = 32,746,489.20

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1.5x scale

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.