Finding the Fourth Proportional to 10,427,542.24, 14,387,306.52 and 6,294,306.64
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Solution
The fourth proportional to 10,427,542.24, 14,387,306.52 and 6,294,306.64 is: 8,684,512.31
Step by Step Solution
- Step 1: Write the proportion equation
10,427,542.24 : 14,387,306.52 = 6,294,306.64 : x - Step 2: Convert to fraction form
10,427,542.24/14,387,306.52 = 6,294,306.64/x - Step 3: Cross multiply
10,427,542.24x = 14,387,306.52 × 6,294,306.64 - Step 4: Simplify right side
10,427,542.24x = 90,558,118,960,551.28 - Step 5: Solve for x
x = 90,558,118,960,551.28/10,427,542.24 - Step 6: Final answer
x = 8,684,512.31
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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.