Finding the Fourth Proportional to 74,095,423.74, 111,133,045.98 and 19,503,437.76
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Solution
The fourth proportional to 74,095,423.74, 111,133,045.98 and 19,503,437.76 is: 29,252,500.84
Step by Step Solution
- Step 1: Write the proportion equation
74,095,423.74 : 111,133,045.98 = 19,503,437.76 : x - Step 2: Convert to fraction form
74,095,423.74/111,133,045.98 = 19,503,437.76/x - Step 3: Cross multiply
74,095,423.74x = 111,133,045.98 × 19,503,437.76 - Step 4: Simplify right side
74,095,423.74x = 2,167,476,445,350,148.50 - Step 5: Solve for x
x = 2,167,476,445,350,148.50/74,095,423.74 - Step 6: Final answer
x = 29,252,500.84
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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.