Home / 17,941,640.72-26,911,830.01-5,645,265.51

Finding the Fourth Proportional to 17,941,640.72, 26,911,830.01 and 5,645,265.51

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Solution

The fourth proportional to 17,941,640.72, 26,911,830.01 and 5,645,265.51 is: 8,467,699.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,941,640.72 : 26,911,830.01 = 5,645,265.51 : x
  2. Step 2: Convert to fraction form
    17,941,640.72/26,911,830.01 = 5,645,265.51/x
  3. Step 3: Cross multiply
    17,941,640.72x = 26,911,830.01 × 5,645,265.51
  4. Step 4: Simplify right side
    17,941,640.72x = 151,924,425,784,174.53
  5. Step 5: Solve for x
    x = 151,924,425,784,174.53/17,941,640.72
  6. Step 6: Final answer
    x = 8,467,699.70

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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.