Home / 9,486,765.53-13,091,738.47-5,135,887.58

Finding the Fourth Proportional to 9,486,765.53, 13,091,738.47 and 5,135,887.58

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Solution

The fourth proportional to 9,486,765.53, 13,091,738.47 and 5,135,887.58 is: 7,087,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,765.53 : 13,091,738.47 = 5,135,887.58 : x
  2. Step 2: Convert to fraction form
    9,486,765.53/13,091,738.47 = 5,135,887.58/x
  3. Step 3: Cross multiply
    9,486,765.53x = 13,091,738.47 × 5,135,887.58
  4. Step 4: Simplify right side
    9,486,765.53x = 67,237,697,028,570.82
  5. Step 5: Solve for x
    x = 67,237,697,028,570.82/9,486,765.53
  6. Step 6: Final answer
    x = 7,087,525.97

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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.