Home / 28,922,736.96-39,916,916.80-16,699,573.44

Finding the Fourth Proportional to 28,922,736.96, 39,916,916.80 and 16,699,573.44

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Solution

The fourth proportional to 28,922,736.96, 39,916,916.80 and 16,699,573.44 is: 23,047,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922,736.96 : 39,916,916.80 = 16,699,573.44 : x
  2. Step 2: Convert to fraction form
    28,922,736.96/39,916,916.80 = 16,699,573.44/x
  3. Step 3: Cross multiply
    28,922,736.96x = 39,916,916.80 × 16,699,573.44
  4. Step 4: Simplify right side
    28,922,736.96x = 666,595,483,599,969.75
  5. Step 5: Solve for x
    x = 666,595,483,599,969.75/28,922,736.96
  6. Step 6: Final answer
    x = 23,047,455.17

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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.