Finding the Fourth Proportional to 6,168,822.08, 8,513,240.55 and 3,415,509.57
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Solution
The fourth proportional to 6,168,822.08, 8,513,240.55 and 3,415,509.57 is: 4,713,550.52
Step by Step Solution
- Step 1: Write the proportion equation
6,168,822.08 : 8,513,240.55 = 3,415,509.57 : x - Step 2: Convert to fraction form
6,168,822.08/8,513,240.55 = 3,415,509.57/x - Step 3: Cross multiply
6,168,822.08x = 8,513,240.55 × 3,415,509.57 - Step 4: Simplify right side
6,168,822.08x = 29,077,054,559,595.52 - Step 5: Solve for x
x = 29,077,054,559,595.52/6,168,822.08 - Step 6: Final answer
x = 4,713,550.52
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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.