Finding the Fourth Proportional to 8,188,553.54, 12,258,569.18 and 6,068,154.98
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Solution
The fourth proportional to 8,188,553.54, 12,258,569.18 and 6,068,154.98 is: 9,084,253.68
Step by Step Solution
- Step 1: Write the proportion equation
8,188,553.54 : 12,258,569.18 = 6,068,154.98 : x - Step 2: Convert to fraction form
8,188,553.54/12,258,569.18 = 6,068,154.98/x - Step 3: Cross multiply
8,188,553.54x = 12,258,569.18 × 6,068,154.98 - Step 4: Simplify right side
8,188,553.54x = 74,386,897,617,291.52 - Step 5: Solve for x
x = 74,386,897,617,291.52/8,188,553.54 - Step 6: Final answer
x = 9,084,253.68
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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.