Home / 15,556,051.98-21,467,352.92-8,586,731.18

Finding the Fourth Proportional to 15,556,051.98, 21,467,352.92 and 8,586,731.18

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Solution

The fourth proportional to 15,556,051.98, 21,467,352.92 and 8,586,731.18 is: 11,849,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556,051.98 : 21,467,352.92 = 8,586,731.18 : x
  2. Step 2: Convert to fraction form
    15,556,051.98/21,467,352.92 = 8,586,731.18/x
  3. Step 3: Cross multiply
    15,556,051.98x = 21,467,352.92 × 8,586,731.18
  4. Step 4: Simplify right side
    15,556,051.98x = 184,334,388,680,962.75
  5. Step 5: Solve for x
    x = 184,334,388,680,962.75/15,556,051.98
  6. Step 6: Final answer
    x = 11,849,689.68

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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.