Home / 19,662,798.40-27,137,858.08-11,830,227.44

Finding the Fourth Proportional to 19,662,798.40, 27,137,858.08 and 11,830,227.44

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Solution

The fourth proportional to 19,662,798.40, 27,137,858.08 and 11,830,227.44 is: 16,327,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662,798.40 : 27,137,858.08 = 11,830,227.44 : x
  2. Step 2: Convert to fraction form
    19,662,798.40/27,137,858.08 = 11,830,227.44/x
  3. Step 3: Cross multiply
    19,662,798.40x = 27,137,858.08 × 11,830,227.44
  4. Step 4: Simplify right side
    19,662,798.40x = 321,047,033,320,841.69
  5. Step 5: Solve for x
    x = 321,047,033,320,841.69/19,662,798.40
  6. Step 6: Final answer
    x = 16,327,636.93

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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.