Home / 17,118,401.80-25,677,602.70-11,071,784.20

Finding the Fourth Proportional to 17,118,401.80, 25,677,602.70 and 11,071,784.20

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Solution

The fourth proportional to 17,118,401.80, 25,677,602.70 and 11,071,784.20 is: 16,607,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118,401.80 : 25,677,602.70 = 11,071,784.20 : x
  2. Step 2: Convert to fraction form
    17,118,401.80/25,677,602.70 = 11,071,784.20/x
  3. Step 3: Cross multiply
    17,118,401.80x = 25,677,602.70 × 11,071,784.20
  4. Step 4: Simplify right side
    17,118,401.80x = 284,296,875,867,737.31
  5. Step 5: Solve for x
    x = 284,296,875,867,737.31/17,118,401.80
  6. Step 6: Final answer
    x = 16,607,676.30

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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.