Home / 9,772,653.78-13,486,256.94-5,362,408.35

Finding the Fourth Proportional to 9,772,653.78, 13,486,256.94 and 5,362,408.35

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Solution

The fourth proportional to 9,772,653.78, 13,486,256.94 and 5,362,408.35 is: 7,400,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772,653.78 : 13,486,256.94 = 5,362,408.35 : x
  2. Step 2: Convert to fraction form
    9,772,653.78/13,486,256.94 = 5,362,408.35/x
  3. Step 3: Cross multiply
    9,772,653.78x = 13,486,256.94 × 5,362,408.35
  4. Step 4: Simplify right side
    9,772,653.78x = 72,318,816,825,301.44
  5. Step 5: Solve for x
    x = 72,318,816,825,301.44/9,772,653.78
  6. Step 6: Final answer
    x = 7,400,120.63

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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.