Home / 13,112,690.40-19,669,618.80-4,476,664.80

Finding the Fourth Proportional to 13,112,690.40, 19,669,618.80 and 4,476,664.80

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Solution

The fourth proportional to 13,112,690.40, 19,669,618.80 and 4,476,664.80 is: 6,715,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,690.40 : 19,669,618.80 = 4,476,664.80 : x
  2. Step 2: Convert to fraction form
    13,112,690.40/19,669,618.80 = 4,476,664.80/x
  3. Step 3: Cross multiply
    13,112,690.40x = 19,669,618.80 × 4,476,664.80
  4. Step 4: Simplify right side
    13,112,690.40x = 88,054,290,111,378.23
  5. Step 5: Solve for x
    x = 88,054,290,111,378.23/13,112,690.40
  6. Step 6: Final answer
    x = 6,715,196.30

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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.