Finding the Fourth Proportional to 38,638,332.24, 57,959,483.64 and 9,884,717.28
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Solution
The fourth proportional to 38,638,332.24, 57,959,483.64 and 9,884,717.28 is: 14,827,583.81
Step by Step Solution
- Step 1: Write the proportion equation
38,638,332.24 : 57,959,483.64 = 9,884,717.28 : x - Step 2: Convert to fraction form
38,638,332.24/57,959,483.64 = 9,884,717.28/x - Step 3: Cross multiply
38,638,332.24x = 57,959,483.64 × 9,884,717.28 - Step 4: Simplify right side
38,638,332.24x = 572,913,109,476,185.25 - Step 5: Solve for x
x = 572,913,109,476,185.25/38,638,332.24 - Step 6: Final answer
x = 14,827,583.81
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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.