Finding the Fourth Proportional to 6,726,363.92, 10,089,263.64 and 3,130,894.48
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Solution
The fourth proportional to 6,726,363.92, 10,089,263.64 and 3,130,894.48 is: 4,696,210.35
Step by Step Solution
- Step 1: Write the proportion equation
6,726,363.92 : 10,089,263.64 = 3,130,894.48 : x - Step 2: Convert to fraction form
6,726,363.92/10,089,263.64 = 3,130,894.48/x - Step 3: Cross multiply
6,726,363.92x = 10,089,263.64 × 3,130,894.48 - Step 4: Simplify right side
6,726,363.92x = 31,588,419,837,740.71 - Step 5: Solve for x
x = 31,588,419,837,740.71/6,726,363.92 - Step 6: Final answer
x = 4,696,210.35
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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.