Finding the Fourth Proportional to 38,538,776.04, 57,802,536.99 and 11,237,732.52
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Solution
The fourth proportional to 38,538,776.04, 57,802,536.99 and 11,237,732.52 is: 16,854,957.95
Step by Step Solution
- Step 1: Write the proportion equation
38,538,776.04 : 57,802,536.99 = 11,237,732.52 : x - Step 2: Convert to fraction form
38,538,776.04/57,802,536.99 = 11,237,732.52/x - Step 3: Cross multiply
38,538,776.04x = 57,802,536.99 × 11,237,732.52 - Step 4: Simplify right side
38,538,776.04x = 649,569,449,671,025.88 - Step 5: Solve for x
x = 649,569,449,671,025.88/38,538,776.04 - Step 6: Final answer
x = 16,854,957.95
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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.