Finding the Fourth Proportional to 57,717,753.64, 79,651,789.35 and 32,937,447.13
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Solution
The fourth proportional to 57,717,753.64, 79,651,789.35 and 32,937,447.13 is: 45,454,412.81
Step by Step Solution
- Step 1: Write the proportion equation
57,717,753.64 : 79,651,789.35 = 32,937,447.13 : x - Step 2: Convert to fraction form
57,717,753.64/79,651,789.35 = 32,937,447.13/x - Step 3: Cross multiply
57,717,753.64x = 79,651,789.35 × 32,937,447.13 - Step 4: Simplify right side
57,717,753.64x = 2,623,526,600,525,522 - Step 5: Solve for x
x = 2,623,526,600,525,522/57,717,753.64 - Step 6: Final answer
x = 45,454,412.81
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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.