Finding the Fourth Proportional to 6,021,448.81, 8,309,607.16 and 3,268,135.95
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Solution
The fourth proportional to 6,021,448.81, 8,309,607.16 and 3,268,135.95 is: 4,510,031.85
Step by Step Solution
- Step 1: Write the proportion equation
6,021,448.81 : 8,309,607.16 = 3,268,135.95 : x - Step 2: Convert to fraction form
6,021,448.81/8,309,607.16 = 3,268,135.95/x - Step 3: Cross multiply
6,021,448.81x = 8,309,607.16 × 3,268,135.95 - Step 4: Simplify right side
6,021,448.81x = 27,156,925,889,973.40 - Step 5: Solve for x
x = 27,156,925,889,973.40/6,021,448.81 - Step 6: Final answer
x = 4,510,031.85
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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.