Home / 9,869,959.98-13,620,467.79-5,519,054.70

Finding the Fourth Proportional to 9,869,959.98, 13,620,467.79 and 5,519,054.70

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Solution

The fourth proportional to 9,869,959.98, 13,620,467.79 and 5,519,054.70 is: 7,616,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,959.98 : 13,620,467.79 = 5,519,054.70 : x
  2. Step 2: Convert to fraction form
    9,869,959.98/13,620,467.79 = 5,519,054.70/x
  3. Step 3: Cross multiply
    9,869,959.98x = 13,620,467.79 × 5,519,054.70
  4. Step 4: Simplify right side
    9,869,959.98x = 75,172,106,772,598.11
  5. Step 5: Solve for x
    x = 75,172,106,772,598.11/9,869,959.98
  6. Step 6: Final answer
    x = 7,616,252.44

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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.