Finding the Fourth Proportional to 19,623,248.28, 29,439,302.45 and 6,492,635.06
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Solution
The fourth proportional to 19,623,248.28, 29,439,302.45 and 6,492,635.06 is: 9,740,418.32
Step by Step Solution
- Step 1: Write the proportion equation
19,623,248.28 : 29,439,302.45 = 6,492,635.06 : x - Step 2: Convert to fraction form
19,623,248.28/29,439,302.45 = 6,492,635.06/x - Step 3: Cross multiply
19,623,248.28x = 29,439,302.45 × 6,492,635.06 - Step 4: Simplify right side
19,623,248.28x = 191,138,647,049,154.19 - Step 5: Solve for x
x = 191,138,647,049,154.19/19,623,248.28 - Step 6: Final answer
x = 9,740,418.32
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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.