Finding the Fourth Proportional to 6,168,804.84, 8,513,216.64 and 3,415,492.17
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Solution
The fourth proportional to 6,168,804.84, 8,513,216.64 and 3,415,492.17 is: 4,713,526.45
Step by Step Solution
- Step 1: Write the proportion equation
6,168,804.84 : 8,513,216.64 = 3,415,492.17 : x - Step 2: Convert to fraction form
6,168,804.84/8,513,216.64 = 3,415,492.17/x - Step 3: Cross multiply
6,168,804.84x = 8,513,216.64 × 3,415,492.17 - Step 4: Simplify right side
6,168,804.84x = 29,076,824,775,433.71 - Step 5: Solve for x
x = 29,076,824,775,433.71/6,168,804.84 - Step 6: Final answer
x = 4,713,526.45
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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.