Home / 13,848,968.20-20,773,452.30-7,877,000.20

Finding the Fourth Proportional to 13,848,968.20, 20,773,452.30 and 7,877,000.20

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Solution

The fourth proportional to 13,848,968.20, 20,773,452.30 and 7,877,000.20 is: 11,815,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848,968.20 : 20,773,452.30 = 7,877,000.20 : x
  2. Step 2: Convert to fraction form
    13,848,968.20/20,773,452.30 = 7,877,000.20/x
  3. Step 3: Cross multiply
    13,848,968.20x = 20,773,452.30 × 7,877,000.20
  4. Step 4: Simplify right side
    13,848,968.20x = 163,632,487,921,790.47
  5. Step 5: Solve for x
    x = 163,632,487,921,790.47/13,848,968.20
  6. Step 6: Final answer
    x = 11,815,500.30

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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.