Finding the Fourth Proportional to 13,917,605,777.08, 19,206,928,420.77 and 8,202,131,419.93
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Solution
The fourth proportional to 13,917,605,777.08, 19,206,928,420.77 and 8,202,131,419.93 is: 11,319,314,083.45
Step by Step Solution
- Step 1: Write the proportion equation
13,917,605,777.08 : 19,206,928,420.77 = 8,202,131,419.93 : x - Step 2: Convert to fraction form
13,917,605,777.08/19,206,928,420.77 = 8,202,131,419.93/x - Step 3: Cross multiply
13,917,605,777.08x = 19,206,928,420.77 × 8,202,131,419.93 - Step 4: Simplify right side
13,917,605,777.08x = 157,537,751,080,344,125,440 - Step 5: Solve for x
x = 157,537,751,080,344,125,440/13,917,605,777.08 - Step 6: Final answer
x = 11,319,314,083.45
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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.