Home / 19,373,364-26,729,922.24-13,486,400.64

Finding the Fourth Proportional to 19,373,364, 26,729,922.24 and 13,486,400.64

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Solution

The fourth proportional to 19,373,364, 26,729,922.24 and 13,486,400.64 is: 18,607,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373,364 : 26,729,922.24 = 13,486,400.64 : x
  2. Step 2: Convert to fraction form
    19,373,364/26,729,922.24 = 13,486,400.64/x
  3. Step 3: Cross multiply
    19,373,364x = 26,729,922.24 × 13,486,400.64
  4. Step 4: Simplify right side
    19,373,364x = 360,490,440,404,686.25
  5. Step 5: Solve for x
    x = 360,490,440,404,686.25/19,373,364
  6. Step 6: Final answer
    x = 18,607,529.41

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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.