Home / 21,920,065.60-32,907,055.20-13,833,025.60

Finding the Fourth Proportional to 21,920,065.60, 32,907,055.20 and 13,833,025.60

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Solution

The fourth proportional to 21,920,065.60, 32,907,055.20 and 13,833,025.60 is: 20,766,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,920,065.60 : 32,907,055.20 = 13,833,025.60 : x
  2. Step 2: Convert to fraction form
    21,920,065.60/32,907,055.20 = 13,833,025.60/x
  3. Step 3: Cross multiply
    21,920,065.60x = 32,907,055.20 × 13,833,025.60
  4. Step 4: Simplify right side
    21,920,065.60x = 455,204,137,002,213.12
  5. Step 5: Solve for x
    x = 455,204,137,002,213.12/21,920,065.60
  6. Step 6: Final answer
    x = 20,766,549.94

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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.