Home / 19,515,806.34-26,932,403.19-10,813,164.72

Finding the Fourth Proportional to 19,515,806.34, 26,932,403.19 and 10,813,164.72

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Solution

The fourth proportional to 19,515,806.34, 26,932,403.19 and 10,813,164.72 is: 14,922,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515,806.34 : 26,932,403.19 = 10,813,164.72 : x
  2. Step 2: Convert to fraction form
    19,515,806.34/26,932,403.19 = 10,813,164.72/x
  3. Step 3: Cross multiply
    19,515,806.34x = 26,932,403.19 × 10,813,164.72
  4. Step 4: Simplify right side
    19,515,806.34x = 291,224,511,998,923.50
  5. Step 5: Solve for x
    x = 291,224,511,998,923.50/19,515,806.34
  6. Step 6: Final answer
    x = 14,922,494.46

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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.