Finding the Fourth Proportional to 7,893,966.24, 10,893,705.36 and 4,272,293.28
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Solution
The fourth proportional to 7,893,966.24, 10,893,705.36 and 4,272,293.28 is: 5,895,782.02
Step by Step Solution
- Step 1: Write the proportion equation
7,893,966.24 : 10,893,705.36 = 4,272,293.28 : x - Step 2: Convert to fraction form
7,893,966.24/10,893,705.36 = 4,272,293.28/x - Step 3: Cross multiply
7,893,966.24x = 10,893,705.36 × 4,272,293.28 - Step 4: Simplify right side
7,893,966.24x = 46,541,104,203,827.98 - Step 5: Solve for x
x = 46,541,104,203,827.98/7,893,966.24 - Step 6: Final answer
x = 5,895,782.02
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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.