Home / 20,360,558.20-30,523,122.60-12,264,940.30

Finding the Fourth Proportional to 20,360,558.20, 30,523,122.60 and 12,264,940.30

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Solution

The fourth proportional to 20,360,558.20, 30,523,122.60 and 12,264,940.30 is: 18,386,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,360,558.20 : 30,523,122.60 = 12,264,940.30 : x
  2. Step 2: Convert to fraction form
    20,360,558.20/30,523,122.60 = 12,264,940.30/x
  3. Step 3: Cross multiply
    20,360,558.20x = 30,523,122.60 × 12,264,940.30
  4. Step 4: Simplify right side
    20,360,558.20x = 374,364,276,458,580.81
  5. Step 5: Solve for x
    x = 374,364,276,458,580.81/20,360,558.20
  6. Step 6: Final answer
    x = 18,386,739.34

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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.