Finding the Fourth Proportional to 16,354,579.28, 22,569,468.66 and 9,012,675.84
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Solution
The fourth proportional to 16,354,579.28, 22,569,468.66 and 9,012,675.84 is: 12,437,574.91
Step by Step Solution
- Step 1: Write the proportion equation
16,354,579.28 : 22,569,468.66 = 9,012,675.84 : x - Step 2: Convert to fraction form
16,354,579.28/22,569,468.66 = 9,012,675.84/x - Step 3: Cross multiply
16,354,579.28x = 22,569,468.66 × 9,012,675.84 - Step 4: Simplify right side
16,354,579.28x = 203,411,304,913,619.19 - Step 5: Solve for x
x = 203,411,304,913,619.19/16,354,579.28 - Step 6: Final answer
x = 12,437,574.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.