Home / 20,401,877.10-30,602,815.65-17,744,672.10

Finding the Fourth Proportional to 20,401,877.10, 30,602,815.65 and 17,744,672.10

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Solution

The fourth proportional to 20,401,877.10, 30,602,815.65 and 17,744,672.10 is: 26,617,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,877.10 : 30,602,815.65 = 17,744,672.10 : x
  2. Step 2: Convert to fraction form
    20,401,877.10/30,602,815.65 = 17,744,672.10/x
  3. Step 3: Cross multiply
    20,401,877.10x = 30,602,815.65 × 17,744,672.10
  4. Step 4: Simplify right side
    20,401,877.10x = 543,036,929,045,998.38
  5. Step 5: Solve for x
    x = 543,036,929,045,998.38/20,401,877.10
  6. Step 6: Final answer
    x = 26,617,008.15

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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.