Home / 12,084,020.10-18,126,030.15-7,306,445.70

Finding the Fourth Proportional to 12,084,020.10, 18,126,030.15 and 7,306,445.70

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Solution

The fourth proportional to 12,084,020.10, 18,126,030.15 and 7,306,445.70 is: 10,959,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,020.10 : 18,126,030.15 = 7,306,445.70 : x
  2. Step 2: Convert to fraction form
    12,084,020.10/18,126,030.15 = 7,306,445.70/x
  3. Step 3: Cross multiply
    12,084,020.10x = 18,126,030.15 × 7,306,445.70
  4. Step 4: Simplify right side
    12,084,020.10x = 132,436,855,047,537.84
  5. Step 5: Solve for x
    x = 132,436,855,047,537.84/12,084,020.10
  6. Step 6: Final answer
    x = 10,959,668.55

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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.