Finding the Fourth Proportional to 9,913,583.68, 14,864,377.92 and 4,447,677.76
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Solution
The fourth proportional to 9,913,583.68, 14,864,377.92 and 4,447,677.76 is: 6,668,825.85
Step by Step Solution
- Step 1: Write the proportion equation
9,913,583.68 : 14,864,377.92 = 4,447,677.76 : x - Step 2: Convert to fraction form
9,913,583.68/14,864,377.92 = 4,447,677.76/x - Step 3: Cross multiply
9,913,583.68x = 14,864,377.92 × 4,447,677.76 - Step 4: Simplify right side
9,913,583.68x = 66,111,963,091,019.05 - Step 5: Solve for x
x = 66,111,963,091,019.05/9,913,583.68 - Step 6: Final answer
x = 6,668,825.85
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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.