Finding the Fourth Proportional to 12,125,154.08, 16,732,714.08 and 6,692,647.52
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Solution
The fourth proportional to 12,125,154.08, 16,732,714.08 and 6,692,647.52 is: 9,235,854.38
Step by Step Solution
- Step 1: Write the proportion equation
12,125,154.08 : 16,732,714.08 = 6,692,647.52 : x - Step 2: Convert to fraction form
12,125,154.08/16,732,714.08 = 6,692,647.52/x - Step 3: Cross multiply
12,125,154.08x = 16,732,714.08 × 6,692,647.52 - Step 4: Simplify right side
12,125,154.08x = 111,986,157,390,381.08 - Step 5: Solve for x
x = 111,986,157,390,381.08/12,125,154.08 - Step 6: Final answer
x = 9,235,854.38
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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.