Finding the Fourth Proportional to 62,208,527.70, 93,312,791.55 and 52,130,831.70
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Solution
The fourth proportional to 62,208,527.70, 93,312,791.55 and 52,130,831.70 is: 78,196,247.55
Step by Step Solution
- Step 1: Write the proportion equation
62,208,527.70 : 93,312,791.55 = 52,130,831.70 : x - Step 2: Convert to fraction form
62,208,527.70/93,312,791.55 = 52,130,831.70/x - Step 3: Cross multiply
62,208,527.70x = 93,312,791.55 × 52,130,831.70 - Step 4: Simplify right side
62,208,527.70x = 4,864,473,431,750,232 - Step 5: Solve for x
x = 4,864,473,431,750,232/62,208,527.70 - Step 6: Final answer
x = 78,196,247.55
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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.