Finding the Fourth Proportional to 56,173,329.92, 84,266,748.48 and 19,774,160.96
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Solution
The fourth proportional to 56,173,329.92, 84,266,748.48 and 19,774,160.96 is: 29,663,618.85
Step by Step Solution
- Step 1: Write the proportion equation
56,173,329.92 : 84,266,748.48 = 19,774,160.96 : x - Step 2: Convert to fraction form
56,173,329.92/84,266,748.48 = 19,774,160.96/x - Step 3: Cross multiply
56,173,329.92x = 84,266,748.48 × 19,774,160.96 - Step 4: Simplify right side
56,173,329.92x = 1,666,304,248,019,355.50 - Step 5: Solve for x
x = 1,666,304,248,019,355.50/56,173,329.92 - Step 6: Final answer
x = 29,663,618.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.