Finding the Fourth Proportional to 36,781,398.30, 55,077,619.05 and 29,160,140.70
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Solution
The fourth proportional to 36,781,398.30, 55,077,619.05 and 29,160,140.70 is: 43,665,308.96
Step by Step Solution
- Step 1: Write the proportion equation
36,781,398.30 : 55,077,619.05 = 29,160,140.70 : x - Step 2: Convert to fraction form
36,781,398.30/55,077,619.05 = 29,160,140.70/x - Step 3: Cross multiply
36,781,398.30x = 55,077,619.05 × 29,160,140.70 - Step 4: Simplify right side
36,781,398.30x = 1,606,071,120,919,000.25 - Step 5: Solve for x
x = 1,606,071,120,919,000.25/36,781,398.30 - Step 6: Final answer
x = 43,665,308.96
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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.