Finding the Fourth Proportional to 19,375,629.49, 26,736,528.36 and 11,116,372.15
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Solution
The fourth proportional to 19,375,629.49, 26,736,528.36 and 11,116,372.15 is: 15,339,537.71
Step by Step Solution
- Step 1: Write the proportion equation
19,375,629.49 : 26,736,528.36 = 11,116,372.15 : x - Step 2: Convert to fraction form
19,375,629.49/26,736,528.36 = 11,116,372.15/x - Step 3: Cross multiply
19,375,629.49x = 26,736,528.36 × 11,116,372.15 - Step 4: Simplify right side
19,375,629.49x = 297,213,199,248,789.19 - Step 5: Solve for x
x = 297,213,199,248,789.19/19,375,629.49 - Step 6: Final answer
x = 15,339,537.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.