Home / 9,481,047.12-13,083,746.88-5,130,037.44

Finding the Fourth Proportional to 9,481,047.12, 13,083,746.88 and 5,130,037.44

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Solution

The fourth proportional to 9,481,047.12, 13,083,746.88 and 5,130,037.44 is: 7,079,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,047.12 : 13,083,746.88 = 5,130,037.44 : x
  2. Step 2: Convert to fraction form
    9,481,047.12/13,083,746.88 = 5,130,037.44/x
  3. Step 3: Cross multiply
    9,481,047.12x = 13,083,746.88 × 5,130,037.44
  4. Step 4: Simplify right side
    9,481,047.12x = 67,120,111,349,883.20
  5. Step 5: Solve for x
    x = 67,120,111,349,883.20/9,481,047.12
  6. Step 6: Final answer
    x = 7,079,398.56

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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.