Finding the Fourth Proportional to 19,964,802.18, 27,551,445.48 and 10,797,444.90
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Solution
The fourth proportional to 19,964,802.18, 27,551,445.48 and 10,797,444.90 is: 14,900,483.95
Step by Step Solution
- Step 1: Write the proportion equation
19,964,802.18 : 27,551,445.48 = 10,797,444.90 : x - Step 2: Convert to fraction form
19,964,802.18/27,551,445.48 = 10,797,444.90/x - Step 3: Cross multiply
19,964,802.18x = 27,551,445.48 × 10,797,444.90 - Step 4: Simplify right side
19,964,802.18x = 297,485,214,485,654.06 - Step 5: Solve for x
x = 297,485,214,485,654.06/19,964,802.18 - Step 6: Final answer
x = 14,900,483.95
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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.