Finding the Fourth Proportional to 73,855,490.62, 101,920,893.29 and 40,365,646.13
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Solution
The fourth proportional to 73,855,490.62, 101,920,893.29 and 40,365,646.13 is: 55,704,764.50
Step by Step Solution
- Step 1: Write the proportion equation
73,855,490.62 : 101,920,893.29 = 40,365,646.13 : x - Step 2: Convert to fraction form
73,855,490.62/101,920,893.29 = 40,365,646.13/x - Step 3: Cross multiply
73,855,490.62x = 101,920,893.29 × 40,365,646.13 - Step 4: Simplify right side
73,855,490.62x = 4,114,102,712,092,221.50 - Step 5: Solve for x
x = 4,114,102,712,092,221.50/73,855,490.62 - Step 6: Final answer
x = 55,704,764.50
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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.