Home / 7,943,186.54-11,918,803.89-3,624,758.21

Finding the Fourth Proportional to 7,943,186.54, 11,918,803.89 and 3,624,758.21

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Solution

The fourth proportional to 7,943,186.54, 11,918,803.89 and 3,624,758.21 is: 5,438,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943,186.54 : 11,918,803.89 = 3,624,758.21 : x
  2. Step 2: Convert to fraction form
    7,943,186.54/11,918,803.89 = 3,624,758.21/x
  3. Step 3: Cross multiply
    7,943,186.54x = 11,918,803.89 × 3,624,758.21
  4. Step 4: Simplify right side
    7,943,186.54x = 43,202,782,194,063.42
  5. Step 5: Solve for x
    x = 43,202,782,194,063.42/7,943,186.54
  6. Step 6: Final answer
    x = 5,438,973.64

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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.