Home / 20,174,063.82-30,222,079.29-16,896,690.06

Finding the Fourth Proportional to 20,174,063.82, 30,222,079.29 and 16,896,690.06

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Solution

The fourth proportional to 20,174,063.82, 30,222,079.29 and 16,896,690.06 is: 25,312,357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,063.82 : 30,222,079.29 = 16,896,690.06 : x
  2. Step 2: Convert to fraction form
    20,174,063.82/30,222,079.29 = 16,896,690.06/x
  3. Step 3: Cross multiply
    20,174,063.82x = 30,222,079.29 × 16,896,690.06
  4. Step 4: Simplify right side
    20,174,063.82x = 510,653,106,731,874.81
  5. Step 5: Solve for x
    x = 510,653,106,731,874.81/20,174,063.82
  6. Step 6: Final answer
    x = 25,312,357.06

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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.