Finding the Fourth Proportional to 6,326,262.12, 8,730,283.48 and 3,425,652.92
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Solution
The fourth proportional to 6,326,262.12, 8,730,283.48 and 3,425,652.92 is: 4,727,423.64
Step by Step Solution
- Step 1: Write the proportion equation
6,326,262.12 : 8,730,283.48 = 3,425,652.92 : x - Step 2: Convert to fraction form
6,326,262.12/8,730,283.48 = 3,425,652.92/x - Step 3: Cross multiply
6,326,262.12x = 8,730,283.48 × 3,425,652.92 - Step 4: Simplify right side
6,326,262.12x = 29,906,921,095,689.76 - Step 5: Solve for x
x = 29,906,921,095,689.76/6,326,262.12 - Step 6: Final answer
x = 4,727,423.64
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1.5x scale
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.