Finding the Fourth Proportional to 19,901,589.06, 29,851,260.72 and 8,819,468.66
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Solution
The fourth proportional to 19,901,589.06, 29,851,260.72 and 8,819,468.66 is: 13,228,705.39
Step by Step Solution
- Step 1: Write the proportion equation
19,901,589.06 : 29,851,260.72 = 8,819,468.66 : x - Step 2: Convert to fraction form
19,901,589.06/29,851,260.72 = 8,819,468.66/x - Step 3: Cross multiply
19,901,589.06x = 29,851,260.72 × 8,819,468.66 - Step 4: Simplify right side
19,901,589.06x = 263,272,258,423,084.16 - Step 5: Solve for x
x = 263,272,258,423,084.16/19,901,589.06 - Step 6: Final answer
x = 13,228,705.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.