Home / 21,556,064.40-32,342,650.20-8,777,504.40

Finding the Fourth Proportional to 21,556,064.40, 32,342,650.20 and 8,777,504.40

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Solution

The fourth proportional to 21,556,064.40, 32,342,650.20 and 8,777,504.40 is: 13,169,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,064.40 : 32,342,650.20 = 8,777,504.40 : x
  2. Step 2: Convert to fraction form
    21,556,064.40/32,342,650.20 = 8,777,504.40/x
  3. Step 3: Cross multiply
    21,556,064.40x = 32,342,650.20 × 8,777,504.40
  4. Step 4: Simplify right side
    21,556,064.40x = 283,887,754,438,160.88
  5. Step 5: Solve for x
    x = 283,887,754,438,160.88/21,556,064.40
  6. Step 6: Final answer
    x = 13,169,739.58

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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.