Home / 19,167,196.46-28,733,998.41-7,208,330.54

Finding the Fourth Proportional to 19,167,196.46, 28,733,998.41 and 7,208,330.54

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Solution

The fourth proportional to 19,167,196.46, 28,733,998.41 and 7,208,330.54 is: 10,806,179.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167,196.46 : 28,733,998.41 = 7,208,330.54 : x
  2. Step 2: Convert to fraction form
    19,167,196.46/28,733,998.41 = 7,208,330.54/x
  3. Step 3: Cross multiply
    19,167,196.46x = 28,733,998.41 × 7,208,330.54
  4. Step 4: Simplify right side
    19,167,196.46x = 207,124,158,131,444.47
  5. Step 5: Solve for x
    x = 207,124,158,131,444.47/19,167,196.46
  6. Step 6: Final answer
    x = 10,806,179.12

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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.