Home / 12,097,053.70-18,145,580.55-4,912,029.70

Finding the Fourth Proportional to 12,097,053.70, 18,145,580.55 and 4,912,029.70

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Solution

The fourth proportional to 12,097,053.70, 18,145,580.55 and 4,912,029.70 is: 7,368,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,053.70 : 18,145,580.55 = 4,912,029.70 : x
  2. Step 2: Convert to fraction form
    12,097,053.70/18,145,580.55 = 4,912,029.70/x
  3. Step 3: Cross multiply
    12,097,053.70x = 18,145,580.55 × 4,912,029.70
  4. Step 4: Simplify right side
    12,097,053.70x = 89,131,630,585,342.34
  5. Step 5: Solve for x
    x = 89,131,630,585,342.34/12,097,053.70
  6. Step 6: Final answer
    x = 7,368,044.55

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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.