Finding the Fourth Proportional to 10,551,012.99, 14,560,397.93 and 5,722,116.99
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Solution
The fourth proportional to 10,551,012.99, 14,560,397.93 and 5,722,116.99 is: 7,896,521.45
Step by Step Solution
- Step 1: Write the proportion equation
10,551,012.99 : 14,560,397.93 = 5,722,116.99 : x - Step 2: Convert to fraction form
10,551,012.99/14,560,397.93 = 5,722,116.99/x - Step 3: Cross multiply
10,551,012.99x = 14,560,397.93 × 5,722,116.99 - Step 4: Simplify right side
10,551,012.99x = 83,316,300,390,719.12 - Step 5: Solve for x
x = 83,316,300,390,719.12/10,551,012.99 - Step 6: Final answer
x = 7,896,521.45
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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.