Finding the Fourth Proportional to 19,731,943.17, 29,596,491.79 and 6,083,664.84
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Solution
The fourth proportional to 19,731,943.17, 29,596,491.79 and 6,083,664.84 is: 9,125,058.54
Step by Step Solution
- Step 1: Write the proportion equation
19,731,943.17 : 29,596,491.79 = 6,083,664.84 : x - Step 2: Convert to fraction form
19,731,943.17/29,596,491.79 = 6,083,664.84/x - Step 3: Cross multiply
19,731,943.17x = 29,596,491.79 × 6,083,664.84 - Step 4: Simplify right side
19,731,943.17x = 180,055,136,474,962.50 - Step 5: Solve for x
x = 180,055,136,474,962.50/19,731,943.17 - Step 6: Final answer
x = 9,125,058.54
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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.