Home / 28,948,902.18-43,424,847.72-7,383,692.22

Finding the Fourth Proportional to 28,948,902.18, 43,424,847.72 and 7,383,692.22

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Solution

The fourth proportional to 28,948,902.18, 43,424,847.72 and 7,383,692.22 is: 11,075,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948,902.18 : 43,424,847.72 = 7,383,692.22 : x
  2. Step 2: Convert to fraction form
    28,948,902.18/43,424,847.72 = 7,383,692.22/x
  3. Step 3: Cross multiply
    28,948,902.18x = 43,424,847.72 × 7,383,692.22
  4. Step 4: Simplify right side
    28,948,902.18x = 320,635,710,264,848.69
  5. Step 5: Solve for x
    x = 320,635,710,264,848.69/28,948,902.18
  6. Step 6: Final answer
    x = 11,075,919.50

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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.