Finding the Fourth Proportional to 48,207,549.36, 72,282,184.86 and 19,420,062.84
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Solution
The fourth proportional to 48,207,549.36, 72,282,184.86 and 19,420,062.84 is: 29,118,355.75
Step by Step Solution
- Step 1: Write the proportion equation
48,207,549.36 : 72,282,184.86 = 19,420,062.84 : x - Step 2: Convert to fraction form
48,207,549.36/72,282,184.86 = 19,420,062.84/x - Step 3: Cross multiply
48,207,549.36x = 72,282,184.86 × 19,420,062.84 - Step 4: Simplify right side
48,207,549.36x = 1,403,724,572,193,696.50 - Step 5: Solve for x
x = 1,403,724,572,193,696.50/48,207,549.36 - Step 6: Final answer
x = 29,118,355.75
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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.