Finding the Fourth Proportional to 51,078,714.09, 70,490,742.12 and 29,056,093.08
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Solution
The fourth proportional to 51,078,714.09, 70,490,742.12 and 29,056,093.08 is: 40,098,612.52
Step by Step Solution
- Step 1: Write the proportion equation
51,078,714.09 : 70,490,742.12 = 29,056,093.08 : x - Step 2: Convert to fraction form
51,078,714.09/70,490,742.12 = 29,056,093.08/x - Step 3: Cross multiply
51,078,714.09x = 70,490,742.12 × 29,056,093.08 - Step 4: Simplify right side
51,078,714.09x = 2,048,185,564,316,996.50 - Step 5: Solve for x
x = 2,048,185,564,316,996.50/51,078,714.09 - Step 6: Final answer
x = 40,098,612.52
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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.