Finding the Fourth Proportional to 67,660,296.40, 93,371,209.08 and 36,720,465.68
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Solution
The fourth proportional to 67,660,296.40, 93,371,209.08 and 36,720,465.68 is: 50,674,242.66
Step by Step Solution
- Step 1: Write the proportion equation
67,660,296.40 : 93,371,209.08 = 36,720,465.68 : x - Step 2: Convert to fraction form
67,660,296.40/93,371,209.08 = 36,720,465.68/x - Step 3: Cross multiply
67,660,296.40x = 93,371,209.08 × 36,720,465.68 - Step 4: Simplify right side
67,660,296.40x = 3,428,634,278,617,970.50 - Step 5: Solve for x
x = 3,428,634,278,617,970.50/67,660,296.40 - Step 6: Final answer
x = 50,674,242.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.