Finding the Fourth Proportional to 6,145,776.12, 8,484,356.34 and 4,490,064
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Solution
The fourth proportional to 6,145,776.12, 8,484,356.34 and 4,490,064 is: 6,198,615.48
Step by Step Solution
- Step 1: Write the proportion equation
6,145,776.12 : 8,484,356.34 = 4,490,064 : x - Step 2: Convert to fraction form
6,145,776.12/8,484,356.34 = 4,490,064/x - Step 3: Cross multiply
6,145,776.12x = 8,484,356.34 × 4,490,064 - Step 4: Simplify right side
6,145,776.12x = 38,095,302,965,405.76 - Step 5: Solve for x
x = 38,095,302,965,405.76/6,145,776.12 - Step 6: Final answer
x = 6,198,615.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.