Home / 16,578,766.71-22,878,161.69-9,515,522.63

Finding the Fourth Proportional to 16,578,766.71, 22,878,161.69 and 9,515,522.63

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Solution

The fourth proportional to 16,578,766.71, 22,878,161.69 and 9,515,522.63 is: 13,131,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578,766.71 : 22,878,161.69 = 9,515,522.63 : x
  2. Step 2: Convert to fraction form
    16,578,766.71/22,878,161.69 = 9,515,522.63/x
  3. Step 3: Cross multiply
    16,578,766.71x = 22,878,161.69 × 9,515,522.63
  4. Step 4: Simplify right side
    16,578,766.71x = 217,697,665,303,611.84
  5. Step 5: Solve for x
    x = 217,697,665,303,611.84/16,578,766.71
  6. Step 6: Final answer
    x = 13,131,113.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.