Finding the Fourth Proportional to 5,616,882.68, 7,751,281.28 and 3,038,562.77
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Solution
The fourth proportional to 5,616,882.68, 7,751,281.28 and 3,038,562.77 is: 4,193,207.52
Step by Step Solution
- Step 1: Write the proportion equation
5,616,882.68 : 7,751,281.28 = 3,038,562.77 : x - Step 2: Convert to fraction form
5,616,882.68/7,751,281.28 = 3,038,562.77/x - Step 3: Cross multiply
5,616,882.68x = 7,751,281.28 × 3,038,562.77 - Step 4: Simplify right side
5,616,882.68x = 23,552,754,663,256.73 - Step 5: Solve for x
x = 23,552,754,663,256.73/5,616,882.68 - Step 6: Final answer
x = 4,193,207.52
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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.