Finding the Fourth Proportional to 10,348,026.08, 14,176,860.04 and 9,960,154.32
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Solution
The fourth proportional to 10,348,026.08, 14,176,860.04 and 9,960,154.32 is: 13,645,473.32
Step by Step Solution
- Step 1: Write the proportion equation
10,348,026.08 : 14,176,860.04 = 9,960,154.32 : x - Step 2: Convert to fraction form
10,348,026.08/14,176,860.04 = 9,960,154.32/x - Step 3: Cross multiply
10,348,026.08x = 14,176,860.04 × 9,960,154.32 - Step 4: Simplify right side
10,348,026.08x = 141,203,713,771,441.38 - Step 5: Solve for x
x = 141,203,713,771,441.38/10,348,026.08 - Step 6: Final answer
x = 13,645,473.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.