Finding the Fourth Proportional to 13,537,842.55, 20,304,766.36 and 3,950,646.91
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Solution
The fourth proportional to 13,537,842.55, 20,304,766.36 and 3,950,646.91 is: 5,925,387.46
Step by Step Solution
- Step 1: Write the proportion equation
13,537,842.55 : 20,304,766.36 = 3,950,646.91 : x - Step 2: Convert to fraction form
13,537,842.55/20,304,766.36 = 3,950,646.91/x - Step 3: Cross multiply
13,537,842.55x = 20,304,766.36 × 3,950,646.91 - Step 4: Simplify right side
13,537,842.55x = 80,216,962,478,061.23 - Step 5: Solve for x
x = 80,216,962,478,061.23/13,537,842.55 - Step 6: Final answer
x = 5,925,387.46
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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.