Home / 26,326,611.10-39,489,916.65-15,538,358.80

Finding the Fourth Proportional to 26,326,611.10, 39,489,916.65 and 15,538,358.80

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Solution

The fourth proportional to 26,326,611.10, 39,489,916.65 and 15,538,358.80 is: 23,307,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,326,611.10 : 39,489,916.65 = 15,538,358.80 : x
  2. Step 2: Convert to fraction form
    26,326,611.10/39,489,916.65 = 15,538,358.80/x
  3. Step 3: Cross multiply
    26,326,611.10x = 39,489,916.65 × 15,538,358.80
  4. Step 4: Simplify right side
    26,326,611.10x = 613,608,493,889,794
  5. Step 5: Solve for x
    x = 613,608,493,889,794/26,326,611.10
  6. Step 6: Final answer
    x = 23,307,538.20

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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.