Finding the Fourth Proportional to 62,208,045.45, 93,312,068.18 and 53,138,119.05
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Solution
The fourth proportional to 62,208,045.45, 93,312,068.18 and 53,138,119.05 is: 79,707,178.58
Step by Step Solution
- Step 1: Write the proportion equation
62,208,045.45 : 93,312,068.18 = 53,138,119.05 : x - Step 2: Convert to fraction form
62,208,045.45/93,312,068.18 = 53,138,119.05/x - Step 3: Cross multiply
62,208,045.45x = 93,312,068.18 × 53,138,119.05 - Step 4: Simplify right side
62,208,045.45x = 4,958,427,787,484,866 - Step 5: Solve for x
x = 4,958,427,787,484,866/62,208,045.45 - Step 6: Final answer
x = 79,707,178.58
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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.