Home / 16,698,901.80-25,056,647.10-6,601,852.20

Finding the Fourth Proportional to 16,698,901.80, 25,056,647.10 and 6,601,852.20

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Solution

The fourth proportional to 16,698,901.80, 25,056,647.10 and 6,601,852.20 is: 9,906,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,698,901.80 : 25,056,647.10 = 6,601,852.20 : x
  2. Step 2: Convert to fraction form
    16,698,901.80/25,056,647.10 = 6,601,852.20/x
  3. Step 3: Cross multiply
    16,698,901.80x = 25,056,647.10 × 6,601,852.20
  4. Step 4: Simplify right side
    16,698,901.80x = 165,420,280,781,758.62
  5. Step 5: Solve for x
    x = 165,420,280,781,758.62/16,698,901.80
  6. Step 6: Final answer
    x = 9,906,057.46

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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.