Finding the Fourth Proportional to 49,730,831.84, 74,608,192.80 and 19,024,909.12
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Solution
The fourth proportional to 49,730,831.84, 74,608,192.80 and 19,024,909.12 is: 28,541,933.35
Step by Step Solution
- Step 1: Write the proportion equation
49,730,831.84 : 74,608,192.80 = 19,024,909.12 : x - Step 2: Convert to fraction form
49,730,831.84/74,608,192.80 = 19,024,909.12/x - Step 3: Cross multiply
49,730,831.84x = 74,608,192.80 × 19,024,909.12 - Step 4: Simplify right side
49,730,831.84x = 1,419,414,087,627,438.25 - Step 5: Solve for x
x = 1,419,414,087,627,438.25/49,730,831.84 - Step 6: Final answer
x = 28,541,933.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.