Finding the Fourth Proportional to 25,453,116.29, 38,179,752.80 and 6,283,875.40
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Solution
The fourth proportional to 25,453,116.29, 38,179,752.80 and 6,283,875.40 is: 9,425,832.45
Step by Step Solution
- Step 1: Write the proportion equation
25,453,116.29 : 38,179,752.80 = 6,283,875.40 : x - Step 2: Convert to fraction form
25,453,116.29/38,179,752.80 = 6,283,875.40/x - Step 3: Cross multiply
25,453,116.29x = 38,179,752.80 × 6,283,875.40 - Step 4: Simplify right side
25,453,116.29x = 239,916,809,398,001.12 - Step 5: Solve for x
x = 239,916,809,398,001.12/25,453,116.29 - Step 6: Final answer
x = 9,425,832.45
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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.