Home / 19,624,113.20-29,436,169.80-16,638,129.20

Finding the Fourth Proportional to 19,624,113.20, 29,436,169.80 and 16,638,129.20

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Solution

The fourth proportional to 19,624,113.20, 29,436,169.80 and 16,638,129.20 is: 24,957,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624,113.20 : 29,436,169.80 = 16,638,129.20 : x
  2. Step 2: Convert to fraction form
    19,624,113.20/29,436,169.80 = 16,638,129.20/x
  3. Step 3: Cross multiply
    19,624,113.20x = 29,436,169.80 × 16,638,129.20
  4. Step 4: Simplify right side
    19,624,113.20x = 489,762,796,285,538.12
  5. Step 5: Solve for x
    x = 489,762,796,285,538.12/19,624,113.20
  6. Step 6: Final answer
    x = 24,957,193.80

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1.5x scale

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.