Home / 16,528,000.80-24,792,001.20-12,496,922.40

Finding the Fourth Proportional to 16,528,000.80, 24,792,001.20 and 12,496,922.40

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Solution

The fourth proportional to 16,528,000.80, 24,792,001.20 and 12,496,922.40 is: 18,745,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528,000.80 : 24,792,001.20 = 12,496,922.40 : x
  2. Step 2: Convert to fraction form
    16,528,000.80/24,792,001.20 = 12,496,922.40/x
  3. Step 3: Cross multiply
    16,528,000.80x = 24,792,001.20 × 12,496,922.40
  4. Step 4: Simplify right side
    16,528,000.80x = 309,823,715,137,106.88
  5. Step 5: Solve for x
    x = 309,823,715,137,106.88/16,528,000.80
  6. Step 6: Final answer
    x = 18,745,383.60

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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.