Finding the Fourth Proportional to 66,273,477.12, 99,363,996.96 and 29,365,293.76
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Solution
The fourth proportional to 66,273,477.12, 99,363,996.96 and 29,365,293.76 is: 44,027,461.46
Step by Step Solution
- Step 1: Write the proportion equation
66,273,477.12 : 99,363,996.96 = 29,365,293.76 : x - Step 2: Convert to fraction form
66,273,477.12/99,363,996.96 = 29,365,293.76/x - Step 3: Cross multiply
66,273,477.12x = 99,363,996.96 × 29,365,293.76 - Step 4: Simplify right side
66,273,477.12x = 2,917,852,959,898,147 - Step 5: Solve for x
x = 2,917,852,959,898,147/66,273,477.12 - Step 6: Final answer
x = 44,027,461.46
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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.