Home / 15,556,176.51-21,467,524.01-8,586,855.51

Finding the Fourth Proportional to 15,556,176.51, 21,467,524.01 and 8,586,855.51

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Solution

The fourth proportional to 15,556,176.51, 21,467,524.01 and 8,586,855.51 is: 11,849,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556,176.51 : 21,467,524.01 = 8,586,855.51 : x
  2. Step 2: Convert to fraction form
    15,556,176.51/21,467,524.01 = 8,586,855.51/x
  3. Step 3: Cross multiply
    15,556,176.51x = 21,467,524.01 × 8,586,855.51
  4. Step 4: Simplify right side
    15,556,176.51x = 184,338,526,788,391.50
  5. Step 5: Solve for x
    x = 184,338,526,788,391.50/15,556,176.51
  6. Step 6: Final answer
    x = 11,849,860.84

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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.