Home / 18,255,452.98-25,185,141.70-10,909,093.18

Finding the Fourth Proportional to 18,255,452.98, 25,185,141.70 and 10,909,093.18

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Solution

The fourth proportional to 18,255,452.98, 25,185,141.70 and 10,909,093.18 is: 15,050,136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255,452.98 : 25,185,141.70 = 10,909,093.18 : x
  2. Step 2: Convert to fraction form
    18,255,452.98/25,185,141.70 = 10,909,093.18/x
  3. Step 3: Cross multiply
    18,255,452.98x = 25,185,141.70 × 10,909,093.18
  4. Step 4: Simplify right side
    18,255,452.98x = 274,747,057,556,803.59
  5. Step 5: Solve for x
    x = 274,747,057,556,803.59/18,255,452.98
  6. Step 6: Final answer
    x = 15,050,136.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.