Home / 9,481,055.12-13,083,757.92-5,130,045.44

Finding the Fourth Proportional to 9,481,055.12, 13,083,757.92 and 5,130,045.44

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Solution

The fourth proportional to 9,481,055.12, 13,083,757.92 and 5,130,045.44 is: 7,079,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,055.12 : 13,083,757.92 = 5,130,045.44 : x
  2. Step 2: Convert to fraction form
    9,481,055.12/13,083,757.92 = 5,130,045.44/x
  3. Step 3: Cross multiply
    9,481,055.12x = 13,083,757.92 × 5,130,045.44
  4. Step 4: Simplify right side
    9,481,055.12x = 67,120,272,655,559.89
  5. Step 5: Solve for x
    x = 67,120,272,655,559.89/9,481,055.12
  6. Step 6: Final answer
    x = 7,079,409.60

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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.