Finding the Fourth Proportional to 19,684,225.70, 29,557,831.35 and 14,897,320.10
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Solution
The fourth proportional to 19,684,225.70, 29,557,831.35 and 14,897,320.10 is: 22,369,814.38
Step by Step Solution
- Step 1: Write the proportion equation
19,684,225.70 : 29,557,831.35 = 14,897,320.10 : x - Step 2: Convert to fraction form
19,684,225.70/29,557,831.35 = 14,897,320.10/x - Step 3: Cross multiply
19,684,225.70x = 29,557,831.35 × 14,897,320.10 - Step 4: Simplify right side
19,684,225.70x = 440,332,475,082,765.12 - Step 5: Solve for x
x = 440,332,475,082,765.12/19,684,225.70 - Step 6: Final answer
x = 22,369,814.38
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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.