Finding the Fourth Proportional to 62,208,038.70, 87,180,833.70 and 62,208,038.70
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Solution
The fourth proportional to 62,208,038.70, 87,180,833.70 and 62,208,038.70 is: 87,180,833.70
Step by Step Solution
- Step 1: Write the proportion equation
62,208,038.70 : 87,180,833.70 = 62,208,038.70 : x - Step 2: Convert to fraction form
62,208,038.70/87,180,833.70 = 62,208,038.70/x - Step 3: Cross multiply
62,208,038.70x = 87,180,833.70 × 62,208,038.70 - Step 4: Simplify right side
62,208,038.70x = 5,423,348,676,707,865 - Step 5: Solve for x
x = 5,423,348,676,707,865/62,208,038.70 - Step 6: Final answer
x = 87,180,833.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.