Finding the Fourth Proportional to 12,256,647.99, 18,361,054.38 and 9,548,291.80
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Solution
The fourth proportional to 12,256,647.99, 18,361,054.38 and 9,548,291.80 is: 14,303,805.17
Step by Step Solution
- Step 1: Write the proportion equation
12,256,647.99 : 18,361,054.38 = 9,548,291.80 : x - Step 2: Convert to fraction form
12,256,647.99/18,361,054.38 = 9,548,291.80/x - Step 3: Cross multiply
12,256,647.99x = 18,361,054.38 × 9,548,291.80 - Step 4: Simplify right side
12,256,647.99x = 175,316,704,931,384.53 - Step 5: Solve for x
x = 175,316,704,931,384.53/12,256,647.99 - Step 6: Final answer
x = 14,303,805.17
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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.