Home / 13,276,556.58-19,918,378.70-4,757,754.18

Finding the Fourth Proportional to 13,276,556.58, 19,918,378.70 and 4,757,754.18

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Solution

The fourth proportional to 13,276,556.58, 19,918,378.70 and 4,757,754.18 is: 7,137,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276,556.58 : 19,918,378.70 = 4,757,754.18 : x
  2. Step 2: Convert to fraction form
    13,276,556.58/19,918,378.70 = 4,757,754.18/x
  3. Step 3: Cross multiply
    13,276,556.58x = 19,918,378.70 × 4,757,754.18
  4. Step 4: Simplify right side
    13,276,556.58x = 94,766,749,518,747.95
  5. Step 5: Solve for x
    x = 94,766,749,518,747.95/13,276,556.58
  6. Step 6: Final answer
    x = 7,137,901.23

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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.