Home / 6,940,985.49-9,578,493.27-3,999,722.00

Finding the Fourth Proportional to 6,940,985.49, 9,578,493.27 and 3,999,722.00

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Solution

The fourth proportional to 6,940,985.49, 9,578,493.27 and 3,999,722.00 is: 5,519,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940,985.49 : 9,578,493.27 = 3,999,722.00 : x
  2. Step 2: Convert to fraction form
    6,940,985.49/9,578,493.27 = 3,999,722.00/x
  3. Step 3: Cross multiply
    6,940,985.49x = 9,578,493.27 × 3,999,722.00
  4. Step 4: Simplify right side
    6,940,985.49x = 38,311,310,210,978.48
  5. Step 5: Solve for x
    x = 38,311,310,210,978.48/6,940,985.49
  6. Step 6: Final answer
    x = 5,519,577.91

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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.