Home / 15,775,556-21,770,268.90-8,532,212

Finding the Fourth Proportional to 15,775,556, 21,770,268.90 and 8,532,212

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Solution

The fourth proportional to 15,775,556, 21,770,268.90 and 8,532,212 is: 11,774,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775,556 : 21,770,268.90 = 8,532,212 : x
  2. Step 2: Convert to fraction form
    15,775,556/21,770,268.90 = 8,532,212/x
  3. Step 3: Cross multiply
    15,775,556x = 21,770,268.90 × 8,532,212
  4. Step 4: Simplify right side
    15,775,556x = 185,748,549,551,806.78
  5. Step 5: Solve for x
    x = 185,748,549,551,806.78/15,775,556
  6. Step 6: Final answer
    x = 11,774,453.44

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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.