Home / 20,219,692.65-30,329,538.98-20,093,721.45

Finding the Fourth Proportional to 20,219,692.65, 30,329,538.98 and 20,093,721.45

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Solution

The fourth proportional to 20,219,692.65, 30,329,538.98 and 20,093,721.45 is: 30,140,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,692.65 : 30,329,538.98 = 20,093,721.45 : x
  2. Step 2: Convert to fraction form
    20,219,692.65/30,329,538.98 = 20,093,721.45/x
  3. Step 3: Cross multiply
    20,219,692.65x = 30,329,538.98 × 20,093,721.45
  4. Step 4: Simplify right side
    20,219,692.65x = 609,433,307,870,568.50
  5. Step 5: Solve for x
    x = 609,433,307,870,568.50/20,219,692.65
  6. Step 6: Final answer
    x = 30,140,582.18

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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.