Finding the Fourth Proportional to 34,136,242.88, 51,204,416.16 and 13,941,484.88
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Solution
The fourth proportional to 34,136,242.88, 51,204,416.16 and 13,941,484.88 is: 20,912,248.49
Step by Step Solution
- Step 1: Write the proportion equation
34,136,242.88 : 51,204,416.16 = 13,941,484.88 : x - Step 2: Convert to fraction form
34,136,242.88/51,204,416.16 = 13,941,484.88/x - Step 3: Cross multiply
34,136,242.88x = 51,204,416.16 × 13,941,484.88 - Step 4: Simplify right side
34,136,242.88x = 713,865,593,683,867.62 - Step 5: Solve for x
x = 713,865,593,683,867.62/34,136,242.88 - Step 6: Final answer
x = 20,912,248.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.