Finding the Fourth Proportional to 9,599,188.13, 13,247,005.28 and 5,248,279.44
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Solution
The fourth proportional to 9,599,188.13, 13,247,005.28 and 5,248,279.44 is: 7,242,694.33
Step by Step Solution
- Step 1: Write the proportion equation
9,599,188.13 : 13,247,005.28 = 5,248,279.44 : x - Step 2: Convert to fraction form
9,599,188.13/13,247,005.28 = 5,248,279.44/x - Step 3: Cross multiply
9,599,188.13x = 13,247,005.28 × 5,248,279.44 - Step 4: Simplify right side
9,599,188.13x = 69,523,985,426,354.05 - Step 5: Solve for x
x = 69,523,985,426,354.05/9,599,188.13 - Step 6: Final answer
x = 7,242,694.33
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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.