Home / 9,539,747.44-13,163,655.78-6,448,995.61

Finding the Fourth Proportional to 9,539,747.44, 13,163,655.78 and 6,448,995.61

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Solution

The fourth proportional to 9,539,747.44, 13,163,655.78 and 6,448,995.61 is: 8,898,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539,747.44 : 13,163,655.78 = 6,448,995.61 : x
  2. Step 2: Convert to fraction form
    9,539,747.44/13,163,655.78 = 6,448,995.61/x
  3. Step 3: Cross multiply
    9,539,747.44x = 13,163,655.78 × 6,448,995.61
  4. Step 4: Simplify right side
    9,539,747.44x = 84,892,358,238,707.88
  5. Step 5: Solve for x
    x = 84,892,358,238,707.88/9,539,747.44
  6. Step 6: Final answer
    x = 8,898,805.64

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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.