Finding the Fourth Proportional to 34,411,926.68, 47,482,901.70 and 19,724,890.04
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Solution
The fourth proportional to 34,411,926.68, 47,482,901.70 and 19,724,890.04 is: 27,217,162.92
Step by Step Solution
- Step 1: Write the proportion equation
34,411,926.68 : 47,482,901.70 = 19,724,890.04 : x - Step 2: Convert to fraction form
34,411,926.68/47,482,901.70 = 19,724,890.04/x - Step 3: Cross multiply
34,411,926.68x = 47,482,901.70 × 19,724,890.04 - Step 4: Simplify right side
34,411,926.68x = 936,595,014,812,629.12 - Step 5: Solve for x
x = 936,595,014,812,629.12/34,411,926.68 - Step 6: Final answer
x = 27,217,162.92
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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.