Home / 12,097,528.80-18,146,293.20-3,122,080.80

Finding the Fourth Proportional to 12,097,528.80, 18,146,293.20 and 3,122,080.80

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Solution

The fourth proportional to 12,097,528.80, 18,146,293.20 and 3,122,080.80 is: 4,683,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,528.80 : 18,146,293.20 = 3,122,080.80 : x
  2. Step 2: Convert to fraction form
    12,097,528.80/18,146,293.20 = 3,122,080.80/x
  3. Step 3: Cross multiply
    12,097,528.80x = 18,146,293.20 × 3,122,080.80
  4. Step 4: Simplify right side
    12,097,528.80x = 56,654,193,590,890.55
  5. Step 5: Solve for x
    x = 56,654,193,590,890.55/12,097,528.80
  6. Step 6: Final answer
    x = 4,683,121.20

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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.