Finding the Fourth Proportional to 9,245,603.13, 12,759,308.37 and 5,115,567.09
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Solution
The fourth proportional to 9,245,603.13, 12,759,308.37 and 5,115,567.09 is: 7,059,690.65
Step by Step Solution
- Step 1: Write the proportion equation
9,245,603.13 : 12,759,308.37 = 5,115,567.09 : x - Step 2: Convert to fraction form
9,245,603.13/12,759,308.37 = 5,115,567.09/x - Step 3: Cross multiply
9,245,603.13x = 12,759,308.37 × 5,115,567.09 - Step 4: Simplify right side
9,245,603.13x = 65,271,097,988,733.54 - Step 5: Solve for x
x = 65,271,097,988,733.54/9,245,603.13 - Step 6: Final answer
x = 7,059,690.65
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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.