Finding the Fourth Proportional to 5,377,269.30, 8,065,903.95 and 4,159,547.70
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Solution
The fourth proportional to 5,377,269.30, 8,065,903.95 and 4,159,547.70 is: 6,239,321.55
Step by Step Solution
- Step 1: Write the proportion equation
5,377,269.30 : 8,065,903.95 = 4,159,547.70 : x - Step 2: Convert to fraction form
5,377,269.30/8,065,903.95 = 4,159,547.70/x - Step 3: Cross multiply
5,377,269.30x = 8,065,903.95 × 4,159,547.70 - Step 4: Simplify right side
5,377,269.30x = 33,550,512,223,643.42 - Step 5: Solve for x
x = 33,550,512,223,643.42/5,377,269.30 - Step 6: Final answer
x = 6,239,321.55
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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.