Finding the Fourth Proportional to 9,685,158.08, 13,366,124.80 and 5,334,243.44
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Solution
The fourth proportional to 9,685,158.08, 13,366,124.80 and 5,334,243.44 is: 7,361,590.07
Step by Step Solution
- Step 1: Write the proportion equation
9,685,158.08 : 13,366,124.80 = 5,334,243.44 : x - Step 2: Convert to fraction form
9,685,158.08/13,366,124.80 = 5,334,243.44/x - Step 3: Cross multiply
9,685,158.08x = 13,366,124.80 × 5,334,243.44 - Step 4: Simplify right side
9,685,158.08x = 71,298,163,532,621.33 - Step 5: Solve for x
x = 71,298,163,532,621.33/9,685,158.08 - Step 6: Final answer
x = 7,361,590.07
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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.