Home / 13,609,625.60-20,414,438.40-9,783,250.40

Finding the Fourth Proportional to 13,609,625.60, 20,414,438.40 and 9,783,250.40

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Solution

The fourth proportional to 13,609,625.60, 20,414,438.40 and 9,783,250.40 is: 14,674,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,625.60 : 20,414,438.40 = 9,783,250.40 : x
  2. Step 2: Convert to fraction form
    13,609,625.60/20,414,438.40 = 9,783,250.40/x
  3. Step 3: Cross multiply
    13,609,625.60x = 20,414,438.40 × 9,783,250.40
  4. Step 4: Simplify right side
    13,609,625.60x = 199,719,562,642,575.34
  5. Step 5: Solve for x
    x = 199,719,562,642,575.34/13,609,625.60
  6. Step 6: Final answer
    x = 14,674,875.60

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Double scale
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Similar ratio
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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.