Home / 17,991,518.40-26,987,256.54-5,860,962.45

Finding the Fourth Proportional to 17,991,518.40, 26,987,256.54 and 5,860,962.45

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Solution

The fourth proportional to 17,991,518.40, 26,987,256.54 and 5,860,962.45 is: 8,791,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991,518.40 : 26,987,256.54 = 5,860,962.45 : x
  2. Step 2: Convert to fraction form
    17,991,518.40/26,987,256.54 = 5,860,962.45/x
  3. Step 3: Cross multiply
    17,991,518.40x = 26,987,256.54 × 5,860,962.45
  4. Step 4: Simplify right side
    17,991,518.40x = 158,171,297,209,456.94
  5. Step 5: Solve for x
    x = 158,171,297,209,456.94/17,991,518.40
  6. Step 6: Final answer
    x = 8,791,436.81

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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.