Finding the Fourth Proportional to 19,684,211.70, 29,557,810.35 and 14,897,306.10
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Solution
The fourth proportional to 19,684,211.70, 29,557,810.35 and 14,897,306.10 is: 22,369,793.37
Step by Step Solution
- Step 1: Write the proportion equation
19,684,211.70 : 29,557,810.35 = 14,897,306.10 : x - Step 2: Convert to fraction form
19,684,211.70/29,557,810.35 = 14,897,306.10/x - Step 3: Cross multiply
19,684,211.70x = 29,557,810.35 × 14,897,306.10 - Step 4: Simplify right side
19,684,211.70x = 440,331,748,429,698.12 - Step 5: Solve for x
x = 440,331,748,429,698.12/19,684,211.70 - Step 6: Final answer
x = 22,369,793.37
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1.5x scale
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.