Finding the Fourth Proportional to 32,083,547.86, 44,226,315.12 and 19,670,660.74
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Solution
The fourth proportional to 32,083,547.86, 44,226,315.12 and 19,670,660.74 is: 27,115,481.25
Step by Step Solution
- Step 1: Write the proportion equation
32,083,547.86 : 44,226,315.12 = 19,670,660.74 : x - Step 2: Convert to fraction form
32,083,547.86/44,226,315.12 = 19,670,660.74/x - Step 3: Cross multiply
32,083,547.86x = 44,226,315.12 × 19,670,660.74 - Step 4: Simplify right side
32,083,547.86x = 869,960,840,505,852.25 - Step 5: Solve for x
x = 869,960,840,505,852.25/32,083,547.86 - Step 6: Final answer
x = 27,115,481.25
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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.