Home / 14,003,428.70-21,036,635.85-13,468,051.10

Finding the Fourth Proportional to 14,003,428.70, 21,036,635.85 and 13,468,051.10

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Solution

The fourth proportional to 14,003,428.70, 21,036,635.85 and 13,468,051.10 is: 20,232,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,428.70 : 21,036,635.85 = 13,468,051.10 : x
  2. Step 2: Convert to fraction form
    14,003,428.70/21,036,635.85 = 13,468,051.10/x
  3. Step 3: Cross multiply
    14,003,428.70x = 21,036,635.85 × 13,468,051.10
  4. Step 4: Simplify right side
    14,003,428.70x = 283,322,486,599,891.94
  5. Step 5: Solve for x
    x = 283,322,486,599,891.94/14,003,428.70
  6. Step 6: Final answer
    x = 20,232,365.42

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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.