Finding the Fourth Proportional to 91,623,134.49, 137,434,727.27 and 26,926,935.99
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Solution
The fourth proportional to 91,623,134.49, 137,434,727.27 and 26,926,935.99 is: 40,390,411.49
Step by Step Solution
- Step 1: Write the proportion equation
91,623,134.49 : 137,434,727.27 = 26,926,935.99 : x - Step 2: Convert to fraction form
91,623,134.49/137,434,727.27 = 26,926,935.99/x - Step 3: Cross multiply
91,623,134.49x = 137,434,727.27 × 26,926,935.99 - Step 4: Simplify right side
91,623,134.49x = 3,700,696,103,867,762 - Step 5: Solve for x
x = 3,700,696,103,867,762/91,623,134.49 - Step 6: Final answer
x = 40,390,411.49
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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.