Finding the Fourth Proportional to 19,684,219.70, 29,557,822.35 and 14,897,314.10
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Solution
The fourth proportional to 19,684,219.70, 29,557,822.35 and 14,897,314.10 is: 22,369,805.38
Step by Step Solution
- Step 1: Write the proportion equation
19,684,219.70 : 29,557,822.35 = 14,897,314.10 : x - Step 2: Convert to fraction form
19,684,219.70/29,557,822.35 = 14,897,314.10/x - Step 3: Cross multiply
19,684,219.70x = 29,557,822.35 × 14,897,314.10 - Step 4: Simplify right side
19,684,219.70x = 440,332,163,659,950.12 - Step 5: Solve for x
x = 440,332,163,659,950.12/19,684,219.70 - Step 6: Final answer
x = 22,369,805.38
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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.