Finding the Fourth Proportional to 10,983,419.05, 15,157,118.06 and 6,088,628.74
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Solution
The fourth proportional to 10,983,419.05, 15,157,118.06 and 6,088,628.74 is: 8,402,307.53
Step by Step Solution
- Step 1: Write the proportion equation
10,983,419.05 : 15,157,118.06 = 6,088,628.74 : x - Step 2: Convert to fraction form
10,983,419.05/15,157,118.06 = 6,088,628.74/x - Step 3: Cross multiply
10,983,419.05x = 15,157,118.06 × 6,088,628.74 - Step 4: Simplify right side
10,983,419.05x = 92,286,064,635,689.05 - Step 5: Solve for x
x = 92,286,064,635,689.05/10,983,419.05 - Step 6: Final answer
x = 8,402,307.53
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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.