Finding the Fourth Proportional to 40,796,406.05, 61,201,256.18 and 12,045,447.95
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Solution
The fourth proportional to 40,796,406.05, 61,201,256.18 and 12,045,447.95 is: 18,070,134.53
Step by Step Solution
- Step 1: Write the proportion equation
40,796,406.05 : 61,201,256.18 = 12,045,447.95 : x - Step 2: Convert to fraction form
40,796,406.05/61,201,256.18 = 12,045,447.95/x - Step 3: Cross multiply
40,796,406.05x = 61,201,256.18 × 12,045,447.95 - Step 4: Simplify right side
40,796,406.05x = 737,196,545,424,572.25 - Step 5: Solve for x
x = 737,196,545,424,572.25/40,796,406.05 - Step 6: Final answer
x = 18,070,134.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.