Home / 28,152,050.20-42,228,075.30-8,984,744.80

Finding the Fourth Proportional to 28,152,050.20, 42,228,075.30 and 8,984,744.80

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Solution

The fourth proportional to 28,152,050.20, 42,228,075.30 and 8,984,744.80 is: 13,477,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,152,050.20 : 42,228,075.30 = 8,984,744.80 : x
  2. Step 2: Convert to fraction form
    28,152,050.20/42,228,075.30 = 8,984,744.80/x
  3. Step 3: Cross multiply
    28,152,050.20x = 42,228,075.30 × 8,984,744.80
  4. Step 4: Simplify right side
    28,152,050.20x = 379,408,479,965,683.44
  5. Step 5: Solve for x
    x = 379,408,479,965,683.44/28,152,050.20
  6. Step 6: Final answer
    x = 13,477,117.20

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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.