Finding the Fourth Proportional to 19,023,385.02, 26,251,940.26 and 11,578,355.88
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Solution
The fourth proportional to 19,023,385.02, 26,251,940.26 and 11,578,355.88 is: 15,977,929.61
Step by Step Solution
- Step 1: Write the proportion equation
19,023,385.02 : 26,251,940.26 = 11,578,355.88 : x - Step 2: Convert to fraction form
19,023,385.02/26,251,940.26 = 11,578,355.88/x - Step 3: Cross multiply
19,023,385.02x = 26,251,940.26 × 11,578,355.88 - Step 4: Simplify right side
19,023,385.02x = 303,954,306,870,779.75 - Step 5: Solve for x
x = 303,954,306,870,779.75/19,023,385.02 - Step 6: Final answer
x = 15,977,929.61
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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.