Finding the Fourth Proportional to 10,160,252.96, 14,021,156.40 and 5,514,036.76
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Solution
The fourth proportional to 10,160,252.96, 14,021,156.40 and 5,514,036.76 is: 7,609,374.70
Step by Step Solution
- Step 1: Write the proportion equation
10,160,252.96 : 14,021,156.40 = 5,514,036.76 : x - Step 2: Convert to fraction form
10,160,252.96/14,021,156.40 = 5,514,036.76/x - Step 3: Cross multiply
10,160,252.96x = 14,021,156.40 × 5,514,036.76 - Step 4: Simplify right side
10,160,252.96x = 77,313,171,804,158.08 - Step 5: Solve for x
x = 77,313,171,804,158.08/10,160,252.96 - Step 6: Final answer
x = 7,609,374.70
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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.