Home / 17,939,235.80-26,908,853.70-6,578,208.20

Finding the Fourth Proportional to 17,939,235.80, 26,908,853.70 and 6,578,208.20

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Solution

The fourth proportional to 17,939,235.80, 26,908,853.70 and 6,578,208.20 is: 9,867,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939,235.80 : 26,908,853.70 = 6,578,208.20 : x
  2. Step 2: Convert to fraction form
    17,939,235.80/26,908,853.70 = 6,578,208.20/x
  3. Step 3: Cross multiply
    17,939,235.80x = 26,908,853.70 × 6,578,208.20
  4. Step 4: Simplify right side
    17,939,235.80x = 177,012,042,061,940.34
  5. Step 5: Solve for x
    x = 177,012,042,061,940.34/17,939,235.80
  6. Step 6: Final answer
    x = 9,867,312.30

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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.