Home / 9,886,520.56-13,642,796.48-5,475,984.76

Finding the Fourth Proportional to 9,886,520.56, 13,642,796.48 and 5,475,984.76

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Solution

The fourth proportional to 9,886,520.56, 13,642,796.48 and 5,475,984.76 is: 7,556,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,520.56 : 13,642,796.48 = 5,475,984.76 : x
  2. Step 2: Convert to fraction form
    9,886,520.56/13,642,796.48 = 5,475,984.76/x
  3. Step 3: Cross multiply
    9,886,520.56x = 13,642,796.48 × 5,475,984.76
  4. Step 4: Simplify right side
    9,886,520.56x = 74,707,745,608,261.64
  5. Step 5: Solve for x
    x = 74,707,745,608,261.64/9,886,520.56
  6. Step 6: Final answer
    x = 7,556,525.59

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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.