Finding the Fourth Proportional to 11,301,656.58, 15,596,177.36 and 6,145,019.20
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Solution
The fourth proportional to 11,301,656.58, 15,596,177.36 and 6,145,019.20 is: 8,480,067.38
Step by Step Solution
- Step 1: Write the proportion equation
11,301,656.58 : 15,596,177.36 = 6,145,019.20 : x - Step 2: Convert to fraction form
11,301,656.58/15,596,177.36 = 6,145,019.20/x - Step 3: Cross multiply
11,301,656.58x = 15,596,177.36 × 6,145,019.20 - Step 4: Simplify right side
11,301,656.58x = 95,838,809,323,805.31 - Step 5: Solve for x
x = 95,838,809,323,805.31/11,301,656.58 - Step 6: Final answer
x = 8,480,067.38
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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.