Home / 19,290,906.49-26,621,480.12-10,470,360.93

Finding the Fourth Proportional to 19,290,906.49, 26,621,480.12 and 10,470,360.93

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Solution

The fourth proportional to 19,290,906.49, 26,621,480.12 and 10,470,360.93 is: 14,449,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,290,906.49 : 26,621,480.12 = 10,470,360.93 : x
  2. Step 2: Convert to fraction form
    19,290,906.49/26,621,480.12 = 10,470,360.93/x
  3. Step 3: Cross multiply
    19,290,906.49x = 26,621,480.12 × 10,470,360.93
  4. Step 4: Simplify right side
    19,290,906.49x = 278,736,505,419,642.75
  5. Step 5: Solve for x
    x = 278,736,505,419,642.75/19,290,906.49
  6. Step 6: Final answer
    x = 14,449,113.91

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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.