Finding the Fourth Proportional to 10,367,281.80, 15,545,393.10 and 4,376,881.80
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Solution
The fourth proportional to 10,367,281.80, 15,545,393.10 and 4,376,881.80 is: 6,562,988.20
Step by Step Solution
- Step 1: Write the proportion equation
10,367,281.80 : 15,545,393.10 = 4,376,881.80 : x - Step 2: Convert to fraction form
10,367,281.80/15,545,393.10 = 4,376,881.80/x - Step 3: Cross multiply
10,367,281.80x = 15,545,393.10 × 4,376,881.80 - Step 4: Simplify right side
10,367,281.80x = 68,040,348,133,235.58 - Step 5: Solve for x
x = 68,040,348,133,235.58/10,367,281.80 - Step 6: Final answer
x = 6,562,988.20
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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.