Home / 8,731,840.80-11,962,664.58-8,404,573.80

Finding the Fourth Proportional to 8,731,840.80, 11,962,664.58 and 8,404,573.80

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Solution

The fourth proportional to 8,731,840.80, 11,962,664.58 and 8,404,573.80 is: 11,514,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,840.80 : 11,962,664.58 = 8,404,573.80 : x
  2. Step 2: Convert to fraction form
    8,731,840.80/11,962,664.58 = 8,404,573.80/x
  3. Step 3: Cross multiply
    8,731,840.80x = 11,962,664.58 × 8,404,573.80
  4. Step 4: Simplify right side
    8,731,840.80x = 100,541,097,307,256.02
  5. Step 5: Solve for x
    x = 100,541,097,307,256.02/8,731,840.80
  6. Step 6: Final answer
    x = 11,514,307.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.