Home / 13,851,002.40-20,776,503.60-8,394,874.80

Finding the Fourth Proportional to 13,851,002.40, 20,776,503.60 and 8,394,874.80

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Solution

The fourth proportional to 13,851,002.40, 20,776,503.60 and 8,394,874.80 is: 12,592,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,002.40 : 20,776,503.60 = 8,394,874.80 : x
  2. Step 2: Convert to fraction form
    13,851,002.40/20,776,503.60 = 8,394,874.80/x
  3. Step 3: Cross multiply
    13,851,002.40x = 20,776,503.60 × 8,394,874.80
  4. Step 4: Simplify right side
    13,851,002.40x = 174,416,146,503,749.31
  5. Step 5: Solve for x
    x = 174,416,146,503,749.31/13,851,002.40
  6. Step 6: Final answer
    x = 12,592,312.20

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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.