Finding the Fourth Proportional to 8,736,381.74, 13,104,572.62 and 2,671,113.48
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Solution
The fourth proportional to 8,736,381.74, 13,104,572.62 and 2,671,113.48 is: 4,006,670.23
Step by Step Solution
- Step 1: Write the proportion equation
8,736,381.74 : 13,104,572.62 = 2,671,113.48 : x - Step 2: Convert to fraction form
8,736,381.74/13,104,572.62 = 2,671,113.48/x - Step 3: Cross multiply
8,736,381.74x = 13,104,572.62 × 2,671,113.48 - Step 4: Simplify right side
8,736,381.74x = 35,003,800,642,190.33 - Step 5: Solve for x
x = 35,003,800,642,190.33/8,736,381.74 - Step 6: Final answer
x = 4,006,670.23
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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.