Finding the Fourth Proportional to 19,044,058.30, 28,562,268.18 and 9,324,483.55
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Solution
The fourth proportional to 19,044,058.30, 28,562,268.18 and 9,324,483.55 is: 13,984,855.31
Step by Step Solution
- Step 1: Write the proportion equation
19,044,058.30 : 28,562,268.18 = 9,324,483.55 : x - Step 2: Convert to fraction form
19,044,058.30/28,562,268.18 = 9,324,483.55/x - Step 3: Cross multiply
19,044,058.30x = 28,562,268.18 × 9,324,483.55 - Step 4: Simplify right side
19,044,058.30x = 266,328,399,795,834.44 - Step 5: Solve for x
x = 266,328,399,795,834.44/19,044,058.30 - Step 6: Final answer
x = 13,984,855.31
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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.