Finding the Fourth Proportional to 19,153,764.23, 26,432,755.41 and 10,452,497.68
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Solution
The fourth proportional to 19,153,764.23, 26,432,755.41 and 10,452,497.68 is: 14,424,752.83
Step by Step Solution
- Step 1: Write the proportion equation
19,153,764.23 : 26,432,755.41 = 10,452,497.68 : x - Step 2: Convert to fraction form
19,153,764.23/26,432,755.41 = 10,452,497.68/x - Step 3: Cross multiply
19,153,764.23x = 26,432,755.41 × 10,452,497.68 - Step 4: Simplify right side
19,153,764.23x = 276,288,314,671,270.28 - Step 5: Solve for x
x = 276,288,314,671,270.28/19,153,764.23 - Step 6: Final answer
x = 14,424,752.83
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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.