Home / 20,544,429.58-28,352,204.03-11,377,072.33

Finding the Fourth Proportional to 20,544,429.58, 28,352,204.03 and 11,377,072.33

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Solution

The fourth proportional to 20,544,429.58, 28,352,204.03 and 11,377,072.33 is: 15,700,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544,429.58 : 28,352,204.03 = 11,377,072.33 : x
  2. Step 2: Convert to fraction form
    20,544,429.58/28,352,204.03 = 11,377,072.33/x
  3. Step 3: Cross multiply
    20,544,429.58x = 28,352,204.03 × 11,377,072.33
  4. Step 4: Simplify right side
    20,544,429.58x = 322,565,075,964,227.50
  5. Step 5: Solve for x
    x = 322,565,075,964,227.50/20,544,429.58
  6. Step 6: Final answer
    x = 15,700,853.35

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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.