Home / 8,078,472.51-11,150,205.44-4,642,705.23

Finding the Fourth Proportional to 8,078,472.51, 11,150,205.44 and 4,642,705.23

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Solution

The fourth proportional to 8,078,472.51, 11,150,205.44 and 4,642,705.23 is: 6,408,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,472.51 : 11,150,205.44 = 4,642,705.23 : x
  2. Step 2: Convert to fraction form
    8,078,472.51/11,150,205.44 = 4,642,705.23/x
  3. Step 3: Cross multiply
    8,078,472.51x = 11,150,205.44 × 4,642,705.23
  4. Step 4: Simplify right side
    8,078,472.51x = 51,767,117,072,950.88
  5. Step 5: Solve for x
    x = 51,767,117,072,950.88/8,078,472.51
  6. Step 6: Final answer
    x = 6,408,032.83

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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.