Finding the Fourth Proportional to 7,583,070.40, 10,464,706.88 and 4,319,836.80
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Solution
The fourth proportional to 7,583,070.40, 10,464,706.88 and 4,319,836.80 is: 5,961,414.51
Step by Step Solution
- Step 1: Write the proportion equation
7,583,070.40 : 10,464,706.88 = 4,319,836.80 : x - Step 2: Convert to fraction form
7,583,070.40/10,464,706.88 = 4,319,836.80/x - Step 3: Cross multiply
7,583,070.40x = 10,464,706.88 × 4,319,836.80 - Step 4: Simplify right side
7,583,070.40x = 45,205,825,881,437.19 - Step 5: Solve for x
x = 45,205,825,881,437.19/7,583,070.40 - Step 6: Final answer
x = 5,961,414.51
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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.