Finding the Fourth Proportional to 73,687,005.64, 101,686,272.04 and 40,646,531.35
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Solution
The fourth proportional to 73,687,005.64, 101,686,272.04 and 40,646,531.35 is: 56,091,222.71
Step by Step Solution
- Step 1: Write the proportion equation
73,687,005.64 : 101,686,272.04 = 40,646,531.35 : x - Step 2: Convert to fraction form
73,687,005.64/101,686,272.04 = 40,646,531.35/x - Step 3: Cross multiply
73,687,005.64x = 101,686,272.04 × 40,646,531.35 - Step 4: Simplify right side
73,687,005.64x = 4,133,194,244,135,256 - Step 5: Solve for x
x = 4,133,194,244,135,256/73,687,005.64 - Step 6: Final answer
x = 56,091,222.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.