Finding the Fourth Proportional to 96,873,485.10, 133,717,799.07 and 57,727,539.42
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Solution
The fourth proportional to 96,873,485.10, 133,717,799.07 and 57,727,539.42 is: 79,683,305.59
Step by Step Solution
- Step 1: Write the proportion equation
96,873,485.10 : 133,717,799.07 = 57,727,539.42 : x - Step 2: Convert to fraction form
96,873,485.10/133,717,799.07 = 57,727,539.42/x - Step 3: Cross multiply
96,873,485.10x = 133,717,799.07 × 57,727,539.42 - Step 4: Simplify right side
96,873,485.10x = 7,719,199,516,969,064 - Step 5: Solve for x
x = 7,719,199,516,969,064/96,873,485.10 - Step 6: Final answer
x = 79,683,305.59
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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.