Finding the Fourth Proportional to 26,872,623.52, 40,302,292.18 and 11,518,172.02
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Solution
The fourth proportional to 26,872,623.52, 40,302,292.18 and 11,518,172.02 is: 17,274,410.66
Step by Step Solution
- Step 1: Write the proportion equation
26,872,623.52 : 40,302,292.18 = 11,518,172.02 : x - Step 2: Convert to fraction form
26,872,623.52/40,302,292.18 = 11,518,172.02/x - Step 3: Cross multiply
26,872,623.52x = 40,302,292.18 × 11,518,172.02 - Step 4: Simplify right side
26,872,623.52x = 464,208,734,129,540.81 - Step 5: Solve for x
x = 464,208,734,129,540.81/26,872,623.52 - Step 6: Final answer
x = 17,274,410.66
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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.