Home / 19,936,641.09-29,904,961.66-4,790,572.59

Finding the Fourth Proportional to 19,936,641.09, 29,904,961.66 and 4,790,572.59

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Solution

The fourth proportional to 19,936,641.09, 29,904,961.66 and 4,790,572.59 is: 7,185,858.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,641.09 : 29,904,961.66 = 4,790,572.59 : x
  2. Step 2: Convert to fraction form
    19,936,641.09/29,904,961.66 = 4,790,572.59/x
  3. Step 3: Cross multiply
    19,936,641.09x = 29,904,961.66 × 4,790,572.59
  4. Step 4: Simplify right side
    19,936,641.09x = 143,261,889,609,444.03
  5. Step 5: Solve for x
    x = 143,261,889,609,444.03/19,936,641.09
  6. Step 6: Final answer
    x = 7,185,858.89

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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.