Home / 20,496,989.01-28,267,522.23-17,006,799.45

Finding the Fourth Proportional to 20,496,989.01, 28,267,522.23 and 17,006,799.45

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Solution

The fourth proportional to 20,496,989.01, 28,267,522.23 and 17,006,799.45 is: 23,454,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,496,989.01 : 28,267,522.23 = 17,006,799.45 : x
  2. Step 2: Convert to fraction form
    20,496,989.01/28,267,522.23 = 17,006,799.45/x
  3. Step 3: Cross multiply
    20,496,989.01x = 28,267,522.23 × 17,006,799.45
  4. Step 4: Simplify right side
    20,496,989.01x = 480,740,081,514,026.75
  5. Step 5: Solve for x
    x = 480,740,081,514,026.75/20,496,989.01
  6. Step 6: Final answer
    x = 23,454,180.58

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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.