Home / 17,118,420.30-25,677,630.45-11,071,802.70

Finding the Fourth Proportional to 17,118,420.30, 25,677,630.45 and 11,071,802.70

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Solution

The fourth proportional to 17,118,420.30, 25,677,630.45 and 11,071,802.70 is: 16,607,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118,420.30 : 25,677,630.45 = 11,071,802.70 : x
  2. Step 2: Convert to fraction form
    17,118,420.30/25,677,630.45 = 11,071,802.70/x
  3. Step 3: Cross multiply
    17,118,420.30x = 25,677,630.45 × 11,071,802.70
  4. Step 4: Simplify right side
    17,118,420.30x = 284,297,658,145,912.19
  5. Step 5: Solve for x
    x = 284,297,658,145,912.19/17,118,420.30
  6. Step 6: Final answer
    x = 16,607,704.05

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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.