Finding the Fourth Proportional to 5,602,117.70, 8,403,176.55 and 3,688,930.10
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Solution
The fourth proportional to 5,602,117.70, 8,403,176.55 and 3,688,930.10 is: 5,533,395.15
Step by Step Solution
- Step 1: Write the proportion equation
5,602,117.70 : 8,403,176.55 = 3,688,930.10 : x - Step 2: Convert to fraction form
5,602,117.70/8,403,176.55 = 3,688,930.10/x - Step 3: Cross multiply
5,602,117.70x = 8,403,176.55 × 3,688,930.10 - Step 4: Simplify right side
5,602,117.70x = 30,998,730,910,909.16 - Step 5: Solve for x
x = 30,998,730,910,909.16/5,602,117.70 - Step 6: Final answer
x = 5,533,395.15
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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.