Finding the Fourth Proportional to 14,037,570.74, 19,371,490.74 and 7,842,663.99
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Solution
The fourth proportional to 14,037,570.74, 19,371,490.74 and 7,842,663.99 is: 10,822,676.92
Step by Step Solution
- Step 1: Write the proportion equation
14,037,570.74 : 19,371,490.74 = 7,842,663.99 : x - Step 2: Convert to fraction form
14,037,570.74/19,371,490.74 = 7,842,663.99/x - Step 3: Cross multiply
14,037,570.74x = 19,371,490.74 × 7,842,663.99 - Step 4: Simplify right side
14,037,570.74x = 151,924,092,859,216.44 - Step 5: Solve for x
x = 151,924,092,859,216.44/14,037,570.74 - Step 6: Final answer
x = 10,822,676.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.