Finding the Fourth Proportional to 11,308,918.17, 15,607,159.92 and 6,898,248.48
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Solution
The fourth proportional to 11,308,918.17, 15,607,159.92 and 6,898,248.48 is: 9,520,103.12
Step by Step Solution
- Step 1: Write the proportion equation
11,308,918.17 : 15,607,159.92 = 6,898,248.48 : x - Step 2: Convert to fraction form
11,308,918.17/15,607,159.92 = 6,898,248.48/x - Step 3: Cross multiply
11,308,918.17x = 15,607,159.92 × 6,898,248.48 - Step 4: Simplify right side
11,308,918.17x = 107,662,067,195,256.92 - Step 5: Solve for x
x = 107,662,067,195,256.92/11,308,918.17 - Step 6: Final answer
x = 9,520,103.12
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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.