Home / 19,378,108.58-29,066,196.54-7,246,680.06

Finding the Fourth Proportional to 19,378,108.58, 29,066,196.54 and 7,246,680.06

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Solution

The fourth proportional to 19,378,108.58, 29,066,196.54 and 7,246,680.06 is: 10,869,658.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378,108.58 : 29,066,196.54 = 7,246,680.06 : x
  2. Step 2: Convert to fraction form
    19,378,108.58/29,066,196.54 = 7,246,680.06/x
  3. Step 3: Cross multiply
    19,378,108.58x = 29,066,196.54 × 7,246,680.06
  4. Step 4: Simplify right side
    19,378,108.58x = 210,633,426,886,458.97
  5. Step 5: Solve for x
    x = 210,633,426,886,458.97/19,378,108.58
  6. Step 6: Final answer
    x = 10,869,658.72

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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.