Home / 6,448,745.61-8,899,085.43-3,548,138.45

Finding the Fourth Proportional to 6,448,745.61, 8,899,085.43 and 3,548,138.45

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Solution

The fourth proportional to 6,448,745.61, 8,899,085.43 and 3,548,138.45 is: 4,896,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,745.61 : 8,899,085.43 = 3,548,138.45 : x
  2. Step 2: Convert to fraction form
    6,448,745.61/8,899,085.43 = 3,548,138.45/x
  3. Step 3: Cross multiply
    6,448,745.61x = 8,899,085.43 × 3,548,138.45
  4. Step 4: Simplify right side
    6,448,745.61x = 31,575,187,139,522.36
  5. Step 5: Solve for x
    x = 31,575,187,139,522.36/6,448,745.61
  6. Step 6: Final answer
    x = 4,896,330.08

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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.