Home / 30,038,654.03-41,454,157.66-16,987,864.57

Finding the Fourth Proportional to 30,038,654.03, 41,454,157.66 and 16,987,864.57

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Solution

The fourth proportional to 30,038,654.03, 41,454,157.66 and 16,987,864.57 is: 23,443,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038,654.03 : 41,454,157.66 = 16,987,864.57 : x
  2. Step 2: Convert to fraction form
    30,038,654.03/41,454,157.66 = 16,987,864.57/x
  3. Step 3: Cross multiply
    30,038,654.03x = 41,454,157.66 × 16,987,864.57
  4. Step 4: Simplify right side
    30,038,654.03x = 704,217,616,045,403
  5. Step 5: Solve for x
    x = 704,217,616,045,403/30,038,654.03
  6. Step 6: Final answer
    x = 23,443,714.07

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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.