Finding the Fourth Proportional to 19,701,574.92, 27,187,909.20 and 10,999,881
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Solution
The fourth proportional to 19,701,574.92, 27,187,909.20 and 10,999,881 is: 15,179,688.28
Step by Step Solution
- Step 1: Write the proportion equation
19,701,574.92 : 27,187,909.20 = 10,999,881 : x - Step 2: Convert to fraction form
19,701,574.92/27,187,909.20 = 10,999,881/x - Step 3: Cross multiply
19,701,574.92x = 27,187,909.20 × 10,999,881 - Step 4: Simplify right side
19,701,574.92x = 299,063,765,838,805.19 - Step 5: Solve for x
x = 299,063,765,838,805.19/19,701,574.92 - Step 6: Final answer
x = 15,179,688.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.