Finding the Fourth Proportional to 14,268,551.52, 21,409,825.68 and 6,696,132.96
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Solution
The fourth proportional to 14,268,551.52, 21,409,825.68 and 6,696,132.96 is: 10,047,483.74
Step by Step Solution
- Step 1: Write the proportion equation
14,268,551.52 : 21,409,825.68 = 6,696,132.96 : x - Step 2: Convert to fraction form
14,268,551.52/21,409,825.68 = 6,696,132.96/x - Step 3: Cross multiply
14,268,551.52x = 21,409,825.68 × 6,696,132.96 - Step 4: Simplify right side
14,268,551.52x = 143,363,039,403,702.41 - Step 5: Solve for x
x = 143,363,039,403,702.41/14,268,551.52 - Step 6: Final answer
x = 10,047,483.74
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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.