Finding the Fourth Proportional to 11,551,324, 15,905,221.68 and 10,259,920.48
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Solution
The fourth proportional to 11,551,324, 15,905,221.68 and 10,259,920.48 is: 14,127,065.40
Step by Step Solution
- Step 1: Write the proportion equation
11,551,324 : 15,905,221.68 = 10,259,920.48 : x - Step 2: Convert to fraction form
11,551,324/15,905,221.68 = 10,259,920.48/x - Step 3: Cross multiply
11,551,324x = 15,905,221.68 × 10,259,920.48 - Step 4: Simplify right side
11,551,324x = 163,186,309,653,572 - Step 5: Solve for x
x = 163,186,309,653,572/11,551,324 - Step 6: Final answer
x = 14,127,065.40
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1.5x scale
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.