Finding the Fourth Proportional to 39,455,356.67, 59,177,471.47 and 13,547,248.08
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Solution
The fourth proportional to 39,455,356.67, 59,177,471.47 and 13,547,248.08 is: 20,318,961.84
Step by Step Solution
- Step 1: Write the proportion equation
39,455,356.67 : 59,177,471.47 = 13,547,248.08 : x - Step 2: Convert to fraction form
39,455,356.67/59,177,471.47 = 13,547,248.08/x - Step 3: Cross multiply
39,455,356.67x = 59,177,471.47 × 13,547,248.08 - Step 4: Simplify right side
39,455,356.67x = 801,691,886,495,428.62 - Step 5: Solve for x
x = 801,691,886,495,428.62/39,455,356.67 - Step 6: Final answer
x = 20,318,961.84
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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.