Home / 43,632,000.40-65,448,000.60-20,901,197.20

Finding the Fourth Proportional to 43,632,000.40, 65,448,000.60 and 20,901,197.20

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Solution

The fourth proportional to 43,632,000.40, 65,448,000.60 and 20,901,197.20 is: 31,351,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,632,000.40 : 65,448,000.60 = 20,901,197.20 : x
  2. Step 2: Convert to fraction form
    43,632,000.40/65,448,000.60 = 20,901,197.20/x
  3. Step 3: Cross multiply
    43,632,000.40x = 65,448,000.60 × 20,901,197.20
  4. Step 4: Simplify right side
    43,632,000.40x = 1,367,941,566,886,318.25
  5. Step 5: Solve for x
    x = 1,367,941,566,886,318.25/43,632,000.40
  6. Step 6: Final answer
    x = 31,351,795.80

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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.