Home / 21,731,576.40-32,585,554.80-8,953,372.80

Finding the Fourth Proportional to 21,731,576.40, 32,585,554.80 and 8,953,372.80

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Solution

The fourth proportional to 21,731,576.40, 32,585,554.80 and 8,953,372.80 is: 13,425,193.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,731,576.40 : 32,585,554.80 = 8,953,372.80 : x
  2. Step 2: Convert to fraction form
    21,731,576.40/32,585,554.80 = 8,953,372.80/x
  3. Step 3: Cross multiply
    21,731,576.40x = 32,585,554.80 × 8,953,372.80
  4. Step 4: Simplify right side
    21,731,576.40x = 291,750,620,019,229.50
  5. Step 5: Solve for x
    x = 291,750,620,019,229.50/21,731,576.40
  6. Step 6: Final answer
    x = 13,425,193.58

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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.