Home / 28,002,696.80-41,920,064.40-16,637,295.20

Finding the Fourth Proportional to 28,002,696.80, 41,920,064.40 and 16,637,295.20

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Solution

The fourth proportional to 28,002,696.80, 41,920,064.40 and 16,637,295.20 is: 24,906,047.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,002,696.80 : 41,920,064.40 = 16,637,295.20 : x
  2. Step 2: Convert to fraction form
    28,002,696.80/41,920,064.40 = 16,637,295.20/x
  3. Step 3: Cross multiply
    28,002,696.80x = 41,920,064.40 × 16,637,295.20
  4. Step 4: Simplify right side
    28,002,696.80x = 697,436,486,225,810.88
  5. Step 5: Solve for x
    x = 697,436,486,225,810.88/28,002,696.80
  6. Step 6: Final answer
    x = 24,906,047.13

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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.