Finding the Fourth Proportional to 6,276,612.34, 8,634,544.05 and 5,498,740.18
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Solution
The fourth proportional to 6,276,612.34, 8,634,544.05 and 5,498,740.18 is: 7,564,449.06
Step by Step Solution
- Step 1: Write the proportion equation
6,276,612.34 : 8,634,544.05 = 5,498,740.18 : x - Step 2: Convert to fraction form
6,276,612.34/8,634,544.05 = 5,498,740.18/x - Step 3: Cross multiply
6,276,612.34x = 8,634,544.05 × 5,498,740.18 - Step 4: Simplify right side
6,276,612.34x = 47,479,114,303,714.93 - Step 5: Solve for x
x = 47,479,114,303,714.93/6,276,612.34 - Step 6: Final answer
x = 7,564,449.06
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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.