Home / 21,644,191.48-29,869,467.60-12,351,576.46

Finding the Fourth Proportional to 21,644,191.48, 29,869,467.60 and 12,351,576.46

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Solution

The fourth proportional to 21,644,191.48, 29,869,467.60 and 12,351,576.46 is: 17,045,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644,191.48 : 29,869,467.60 = 12,351,576.46 : x
  2. Step 2: Convert to fraction form
    21,644,191.48/29,869,467.60 = 12,351,576.46/x
  3. Step 3: Cross multiply
    21,644,191.48x = 29,869,467.60 × 12,351,576.46
  4. Step 4: Simplify right side
    21,644,191.48x = 368,935,012,880,892.75
  5. Step 5: Solve for x
    x = 368,935,012,880,892.75/21,644,191.48
  6. Step 6: Final answer
    x = 17,045,451.35

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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.