Home / 12,795,285.32-17,657,006.10-6,994,017.80

Finding the Fourth Proportional to 12,795,285.32, 17,657,006.10 and 6,994,017.80

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Solution

The fourth proportional to 12,795,285.32, 17,657,006.10 and 6,994,017.80 is: 9,651,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795,285.32 : 17,657,006.10 = 6,994,017.80 : x
  2. Step 2: Convert to fraction form
    12,795,285.32/17,657,006.10 = 6,994,017.80/x
  3. Step 3: Cross multiply
    12,795,285.32x = 17,657,006.10 × 6,994,017.80
  4. Step 4: Simplify right side
    12,795,285.32x = 123,493,414,958,108.59
  5. Step 5: Solve for x
    x = 123,493,414,958,108.59/12,795,285.32
  6. Step 6: Final answer
    x = 9,651,478.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.