Finding the Fourth Proportional to 91,623,135.49, 137,434,728.77 and 26,926,936.99
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Solution
The fourth proportional to 91,623,135.49, 137,434,728.77 and 26,926,936.99 is: 40,390,412.99
Step by Step Solution
- Step 1: Write the proportion equation
91,623,135.49 : 137,434,728.77 = 26,926,936.99 : x - Step 2: Convert to fraction form
91,623,135.49/137,434,728.77 = 26,926,936.99/x - Step 3: Cross multiply
91,623,135.49x = 137,434,728.77 × 26,926,936.99 - Step 4: Simplify right side
91,623,135.49x = 3,700,696,281,827,530.50 - Step 5: Solve for x
x = 3,700,696,281,827,530.50/91,623,135.49 - Step 6: Final answer
x = 40,390,412.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.