Home / 14,169,539.20-21,252,733.44-5,071,268.80

Finding the Fourth Proportional to 14,169,539.20, 21,252,733.44 and 5,071,268.80

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Solution

The fourth proportional to 14,169,539.20, 21,252,733.44 and 5,071,268.80 is: 7,606,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169,539.20 : 21,252,733.44 = 5,071,268.80 : x
  2. Step 2: Convert to fraction form
    14,169,539.20/21,252,733.44 = 5,071,268.80/x
  3. Step 3: Cross multiply
    14,169,539.20x = 21,252,733.44 × 5,071,268.80
  4. Step 4: Simplify right side
    14,169,539.20x = 107,778,324,008,988.67
  5. Step 5: Solve for x
    x = 107,778,324,008,988.67/14,169,539.20
  6. Step 6: Final answer
    x = 7,606,339.38

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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.