Home / 21,556,040.40-32,342,614.20-8,777,480.40

Finding the Fourth Proportional to 21,556,040.40, 32,342,614.20 and 8,777,480.40

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Solution

The fourth proportional to 21,556,040.40, 32,342,614.20 and 8,777,480.40 is: 13,169,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,040.40 : 32,342,614.20 = 8,777,480.40 : x
  2. Step 2: Convert to fraction form
    21,556,040.40/32,342,614.20 = 8,777,480.40/x
  3. Step 3: Cross multiply
    21,556,040.40x = 32,342,614.20 × 8,777,480.40
  4. Step 4: Simplify right side
    21,556,040.40x = 283,886,662,225,261.69
  5. Step 5: Solve for x
    x = 283,886,662,225,261.69/21,556,040.40
  6. Step 6: Final answer
    x = 13,169,703.57

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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.