Finding the Fourth Proportional to 9,771,406.70, 14,657,110.05 and 4,374,328.10
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Solution
The fourth proportional to 9,771,406.70, 14,657,110.05 and 4,374,328.10 is: 6,561,492.15
Step by Step Solution
- Step 1: Write the proportion equation
9,771,406.70 : 14,657,110.05 = 4,374,328.10 : x - Step 2: Convert to fraction form
9,771,406.70/14,657,110.05 = 4,374,328.10/x - Step 3: Cross multiply
9,771,406.70x = 14,657,110.05 × 4,374,328.10 - Step 4: Simplify right side
9,771,406.70x = 64,115,008,356,507.41 - Step 5: Solve for x
x = 64,115,008,356,507.41/9,771,406.70 - Step 6: Final answer
x = 6,561,492.15
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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.