Home / 10,105,452.63-15,131,015.82-7,697,828.07

Finding the Fourth Proportional to 10,105,452.63, 15,131,015.82 and 7,697,828.07

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Solution

The fourth proportional to 10,105,452.63, 15,131,015.82 and 7,697,828.07 is: 11,526,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,105,452.63 : 15,131,015.82 = 7,697,828.07 : x
  2. Step 2: Convert to fraction form
    10,105,452.63/15,131,015.82 = 7,697,828.07/x
  3. Step 3: Cross multiply
    10,105,452.63x = 15,131,015.82 × 7,697,828.07
  4. Step 4: Simplify right side
    10,105,452.63x = 116,475,958,306,810.08
  5. Step 5: Solve for x
    x = 116,475,958,306,810.08/10,105,452.63
  6. Step 6: Final answer
    x = 11,526,050.60

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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.