Home / 13,354,662.55-20,031,373.25-5,570,364.10

Finding the Fourth Proportional to 13,354,662.55, 20,031,373.25 and 5,570,364.10

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Solution

The fourth proportional to 13,354,662.55, 20,031,373.25 and 5,570,364.10 is: 8,355,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,662.55 : 20,031,373.25 = 5,570,364.10 : x
  2. Step 2: Convert to fraction form
    13,354,662.55/20,031,373.25 = 5,570,364.10/x
  3. Step 3: Cross multiply
    13,354,662.55x = 20,031,373.25 × 5,570,364.10
  4. Step 4: Simplify right side
    13,354,662.55x = 111,582,042,425,500.31
  5. Step 5: Solve for x
    x = 111,582,042,425,500.31/13,354,662.55
  6. Step 6: Final answer
    x = 8,355,287.30

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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.