Finding the Fourth Proportional to 64,294,512.35, 88,715,909.36 and 37,855,146.74
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Solution
The fourth proportional to 64,294,512.35, 88,715,909.36 and 37,855,146.74 is: 52,233,909.92
Step by Step Solution
- Step 1: Write the proportion equation
64,294,512.35 : 88,715,909.36 = 37,855,146.74 : x - Step 2: Convert to fraction form
64,294,512.35/88,715,909.36 = 37,855,146.74/x - Step 3: Cross multiply
64,294,512.35x = 88,715,909.36 × 37,855,146.74 - Step 4: Simplify right side
64,294,512.35x = 3,358,353,766,646,397.50 - Step 5: Solve for x
x = 3,358,353,766,646,397.50/64,294,512.35 - Step 6: Final answer
x = 52,233,909.92
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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.