Home / 8,830,611.66-12,183,504.09-5,156,878.12

Finding the Fourth Proportional to 8,830,611.66, 12,183,504.09 and 5,156,878.12

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Solution

The fourth proportional to 8,830,611.66, 12,183,504.09 and 5,156,878.12 is: 7,114,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830,611.66 : 12,183,504.09 = 5,156,878.12 : x
  2. Step 2: Convert to fraction form
    8,830,611.66/12,183,504.09 = 5,156,878.12/x
  3. Step 3: Cross multiply
    8,830,611.66x = 12,183,504.09 × 5,156,878.12
  4. Step 4: Simplify right side
    8,830,611.66x = 62,828,845,666,651.51
  5. Step 5: Solve for x
    x = 62,828,845,666,651.51/8,830,611.66
  6. Step 6: Final answer
    x = 7,114,891.71

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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.