Finding the Fourth Proportional to 19,501,763.84, 29,258,636.16 and 8,728,144.64
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Solution
The fourth proportional to 19,501,763.84, 29,258,636.16 and 8,728,144.64 is: 13,094,898.00
Step by Step Solution
- Step 1: Write the proportion equation
19,501,763.84 : 29,258,636.16 = 8,728,144.64 : x - Step 2: Convert to fraction form
19,501,763.84/29,258,636.16 = 8,728,144.64/x - Step 3: Cross multiply
19,501,763.84x = 29,258,636.16 × 8,728,144.64 - Step 4: Simplify right side
19,501,763.84x = 255,373,608,373,614.19 - Step 5: Solve for x
x = 255,373,608,373,614.19/19,501,763.84 - Step 6: Final answer
x = 13,094,898.00
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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.