Home / 9,968,490.80-14,952,736.20-4,929,642.80

Finding the Fourth Proportional to 9,968,490.80, 14,952,736.20 and 4,929,642.80

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Solution

The fourth proportional to 9,968,490.80, 14,952,736.20 and 4,929,642.80 is: 7,394,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,490.80 : 14,952,736.20 = 4,929,642.80 : x
  2. Step 2: Convert to fraction form
    9,968,490.80/14,952,736.20 = 4,929,642.80/x
  3. Step 3: Cross multiply
    9,968,490.80x = 14,952,736.20 × 4,929,642.80
  4. Step 4: Simplify right side
    9,968,490.80x = 73,711,648,348,629.36
  5. Step 5: Solve for x
    x = 73,711,648,348,629.36/9,968,490.80
  6. Step 6: Final answer
    x = 7,394,464.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.