Finding the Fourth Proportional to 5,536,681.40, 8,307,095.70 and 2,173,302.20
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Solution
The fourth proportional to 5,536,681.40, 8,307,095.70 and 2,173,302.20 is: 3,260,767.25
Step by Step Solution
- Step 1: Write the proportion equation
5,536,681.40 : 8,307,095.70 = 2,173,302.20 : x - Step 2: Convert to fraction form
5,536,681.40/8,307,095.70 = 2,173,302.20/x - Step 3: Cross multiply
5,536,681.40x = 8,307,095.70 × 2,173,302.20 - Step 4: Simplify right side
5,536,681.40x = 18,053,829,360,420.54 - Step 5: Solve for x
x = 18,053,829,360,420.54/5,536,681.40 - Step 6: Final answer
x = 3,260,767.25
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1.5x scale
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.