Finding the Fourth Proportional to 15,985,259.84, 23,971,578.24 and 6,398,851.52
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Solution
The fourth proportional to 15,985,259.84, 23,971,578.24 and 6,398,851.52 is: 9,595,750.80
Step by Step Solution
- Step 1: Write the proportion equation
15,985,259.84 : 23,971,578.24 = 6,398,851.52 : x - Step 2: Convert to fraction form
15,985,259.84/23,971,578.24 = 6,398,851.52/x - Step 3: Cross multiply
15,985,259.84x = 23,971,578.24 × 6,398,851.52 - Step 4: Simplify right side
15,985,259.84x = 153,390,569,857,822.91 - Step 5: Solve for x
x = 153,390,569,857,822.91/15,985,259.84 - Step 6: Final answer
x = 9,595,750.80
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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.