Finding the Fourth Proportional to 6,883,328.16, 9,498,602.70 and 3,827,476.80
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Solution
The fourth proportional to 6,883,328.16, 9,498,602.70 and 3,827,476.80 is: 5,281,701.03
Step by Step Solution
- Step 1: Write the proportion equation
6,883,328.16 : 9,498,602.70 = 3,827,476.80 : x - Step 2: Convert to fraction form
6,883,328.16/9,498,602.70 = 3,827,476.80/x - Step 3: Cross multiply
6,883,328.16x = 9,498,602.70 × 3,827,476.80 - Step 4: Simplify right side
6,883,328.16x = 36,355,681,466,667.35 - Step 5: Solve for x
x = 36,355,681,466,667.35/6,883,328.16 - Step 6: Final answer
x = 5,281,701.03
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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.