Finding the Fourth Proportional to 6,168,801.08, 8,513,211.47 and 3,415,488.42
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Solution
The fourth proportional to 6,168,801.08, 8,513,211.47 and 3,415,488.42 is: 4,713,521.29
Step by Step Solution
- Step 1: Write the proportion equation
6,168,801.08 : 8,513,211.47 = 3,415,488.42 : x - Step 2: Convert to fraction form
6,168,801.08/8,513,211.47 = 3,415,488.42/x - Step 3: Cross multiply
6,168,801.08x = 8,513,211.47 × 3,415,488.42 - Step 4: Simplify right side
6,168,801.08x = 29,076,775,201,334.90 - Step 5: Solve for x
x = 29,076,775,201,334.90/6,168,801.08 - Step 6: Final answer
x = 4,713,521.29
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1.5x scale
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.