Finding the Fourth Proportional to 36,696,785.60, 55,087,679.10 and 19,690,673.60
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Solution
The fourth proportional to 36,696,785.60, 55,087,679.10 and 19,690,673.60 is: 29,558,815.32
Step by Step Solution
- Step 1: Write the proportion equation
36,696,785.60 : 55,087,679.10 = 19,690,673.60 : x - Step 2: Convert to fraction form
36,696,785.60/55,087,679.10 = 19,690,673.60/x - Step 3: Cross multiply
36,696,785.60x = 55,087,679.10 × 19,690,673.60 - Step 4: Simplify right side
36,696,785.60x = 1,084,713,508,539,641.88 - Step 5: Solve for x
x = 1,084,713,508,539,641.88/36,696,785.60 - Step 6: Final answer
x = 29,558,815.32
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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.