Home / 12,097,890.60-18,146,835.90-5,366,304.60

Finding the Fourth Proportional to 12,097,890.60, 18,146,835.90 and 5,366,304.60

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Solution

The fourth proportional to 12,097,890.60, 18,146,835.90 and 5,366,304.60 is: 8,049,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,890.60 : 18,146,835.90 = 5,366,304.60 : x
  2. Step 2: Convert to fraction form
    12,097,890.60/18,146,835.90 = 5,366,304.60/x
  3. Step 3: Cross multiply
    12,097,890.60x = 18,146,835.90 × 5,366,304.60
  4. Step 4: Simplify right side
    12,097,890.60x = 97,381,448,965,615.12
  5. Step 5: Solve for x
    x = 97,381,448,965,615.12/12,097,890.60
  6. Step 6: Final answer
    x = 8,049,456.90

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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.