Home / 7,108,742.12-9,810,067.02-3,845,556.16

Finding the Fourth Proportional to 7,108,742.12, 9,810,067.02 and 3,845,556.16

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Solution

The fourth proportional to 7,108,742.12, 9,810,067.02 and 3,845,556.16 is: 5,306,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,742.12 : 9,810,067.02 = 3,845,556.16 : x
  2. Step 2: Convert to fraction form
    7,108,742.12/9,810,067.02 = 3,845,556.16/x
  3. Step 3: Cross multiply
    7,108,742.12x = 9,810,067.02 × 3,845,556.16
  4. Step 4: Simplify right side
    7,108,742.12x = 37,725,163,658,773.84
  5. Step 5: Solve for x
    x = 37,725,163,658,773.84/7,108,742.12
  6. Step 6: Final answer
    x = 5,306,869.07

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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.