Finding the Fourth Proportional to 10,917,598.06, 16,360,223.19 and 4,432,787.68
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Solution
The fourth proportional to 10,917,598.06, 16,360,223.19 and 4,432,787.68 is: 6,642,614.56
Step by Step Solution
- Step 1: Write the proportion equation
10,917,598.06 : 16,360,223.19 = 4,432,787.68 : x - Step 2: Convert to fraction form
10,917,598.06/16,360,223.19 = 4,432,787.68/x - Step 3: Cross multiply
10,917,598.06x = 16,360,223.19 × 4,432,787.68 - Step 4: Simplify right side
10,917,598.06x = 72,521,395,798,682.30 - Step 5: Solve for x
x = 72,521,395,798,682.30/10,917,598.06 - Step 6: Final answer
x = 6,642,614.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.