Finding the Fourth Proportional to 19,592,880.21, 27,038,497.29 and 10,772,704.35
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Solution
The fourth proportional to 19,592,880.21, 27,038,497.29 and 10,772,704.35 is: 14,866,509.38
Step by Step Solution
- Step 1: Write the proportion equation
19,592,880.21 : 27,038,497.29 = 10,772,704.35 : x - Step 2: Convert to fraction form
19,592,880.21/27,038,497.29 = 10,772,704.35/x - Step 3: Cross multiply
19,592,880.21x = 27,038,497.29 × 10,772,704.35 - Step 4: Simplify right side
19,592,880.21x = 291,277,737,373,446.19 - Step 5: Solve for x
x = 291,277,737,373,446.19/19,592,880.21 - Step 6: Final answer
x = 14,866,509.38
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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.