Home / 15,551,996.40-23,327,994.60-12,339,730.80

Finding the Fourth Proportional to 15,551,996.40, 23,327,994.60 and 12,339,730.80

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Solution

The fourth proportional to 15,551,996.40, 23,327,994.60 and 12,339,730.80 is: 18,509,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,996.40 : 23,327,994.60 = 12,339,730.80 : x
  2. Step 2: Convert to fraction form
    15,551,996.40/23,327,994.60 = 12,339,730.80/x
  3. Step 3: Cross multiply
    15,551,996.40x = 23,327,994.60 × 12,339,730.80
  4. Step 4: Simplify right side
    15,551,996.40x = 287,861,173,467,853.69
  5. Step 5: Solve for x
    x = 287,861,173,467,853.69/15,551,996.40
  6. Step 6: Final answer
    x = 18,509,596.20

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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.