Finding the Fourth Proportional to 36,695,742.84, 50,637,112.62 and 21,605,593.08
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Solution
The fourth proportional to 36,695,742.84, 50,637,112.62 and 21,605,593.08 is: 29,813,944.76
Step by Step Solution
- Step 1: Write the proportion equation
36,695,742.84 : 50,637,112.62 = 21,605,593.08 : x - Step 2: Convert to fraction form
36,695,742.84/50,637,112.62 = 21,605,593.08/x - Step 3: Cross multiply
36,695,742.84x = 50,637,112.62 × 21,605,593.08 - Step 4: Simplify right side
36,695,742.84x = 1,094,044,850,013,852.50 - Step 5: Solve for x
x = 1,094,044,850,013,852.50/36,695,742.84 - Step 6: Final answer
x = 29,813,944.76
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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.