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Finding the Fourth Proportional to 7,079,272.98, 9,763,846.62 and 4,845,374.60

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Solution

The fourth proportional to 7,079,272.98, 9,763,846.62 and 4,845,374.60 is: 6,682,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,272.98 : 9,763,846.62 = 4,845,374.60 : x
  2. Step 2: Convert to fraction form
    7,079,272.98/9,763,846.62 = 4,845,374.60/x
  3. Step 3: Cross multiply
    7,079,272.98x = 9,763,846.62 × 4,845,374.60
  4. Step 4: Simplify right side
    7,079,272.98x = 47,309,494,362,024.61
  5. Step 5: Solve for x
    x = 47,309,494,362,024.61/7,079,272.98
  6. Step 6: Final answer
    x = 6,682,818.21

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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.