Finding the Fourth Proportional to 19,792,808.29, 29,679,895.41 and 7,667,949.07
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Solution
The fourth proportional to 19,792,808.29, 29,679,895.41 and 7,667,949.07 is: 11,498,314.09
Step by Step Solution
- Step 1: Write the proportion equation
19,792,808.29 : 29,679,895.41 = 7,667,949.07 : x - Step 2: Convert to fraction form
19,792,808.29/29,679,895.41 = 7,667,949.07/x - Step 3: Cross multiply
19,792,808.29x = 29,679,895.41 × 7,667,949.07 - Step 4: Simplify right side
19,792,808.29x = 227,583,926,406,806.78 - Step 5: Solve for x
x = 227,583,926,406,806.78/19,792,808.29 - Step 6: Final answer
x = 11,498,314.09
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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.