Finding the Fourth Proportional to 9,964,920.66, 14,947,381.18 and 2,391,886.41
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Solution
The fourth proportional to 9,964,920.66, 14,947,381.18 and 2,391,886.41 is: 3,587,829.66
Step by Step Solution
- Step 1: Write the proportion equation
9,964,920.66 : 14,947,381.18 = 2,391,886.41 : x - Step 2: Convert to fraction form
9,964,920.66/14,947,381.18 = 2,391,886.41/x - Step 3: Cross multiply
9,964,920.66x = 14,947,381.18 × 2,391,886.41 - Step 4: Simplify right side
9,964,920.66x = 35,752,437,909,531.77 - Step 5: Solve for x
x = 35,752,437,909,531.77/9,964,920.66 - Step 6: Final answer
x = 3,587,829.66
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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.