Finding the Fourth Proportional to 8,523,615.68, 12,785,336.01 and 4,927,094.18
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Solution
The fourth proportional to 8,523,615.68, 12,785,336.01 and 4,927,094.18 is: 7,390,590.68
Step by Step Solution
- Step 1: Write the proportion equation
8,523,615.68 : 12,785,336.01 = 4,927,094.18 : x - Step 2: Convert to fraction form
8,523,615.68/12,785,336.01 = 4,927,094.18/x - Step 3: Cross multiply
8,523,615.68x = 12,785,336.01 × 4,927,094.18 - Step 4: Simplify right side
8,523,615.68x = 62,994,554,644,215.41 - Step 5: Solve for x
x = 62,994,554,644,215.41/8,523,615.68 - Step 6: Final answer
x = 7,390,590.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.