Finding the Fourth Proportional to 73,125,209.36, 100,911,345.96 and 40,085,529.68
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Solution
The fourth proportional to 73,125,209.36, 100,911,345.96 and 40,085,529.68 is: 55,317,239.96
Step by Step Solution
- Step 1: Write the proportion equation
73,125,209.36 : 100,911,345.96 = 40,085,529.68 : x - Step 2: Convert to fraction form
73,125,209.36/100,911,345.96 = 40,085,529.68/x - Step 3: Cross multiply
73,125,209.36x = 100,911,345.96 × 40,085,529.68 - Step 4: Simplify right side
73,125,209.36x = 4,045,084,753,528,328 - Step 5: Solve for x
x = 4,045,084,753,528,328/73,125,209.36 - Step 6: Final answer
x = 55,317,239.96
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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.