Finding the Fourth Proportional to 10,985,455.62, 16,475,426.19 and 5,224,634.10
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Solution
The fourth proportional to 10,985,455.62, 16,475,426.19 and 5,224,634.10 is: 7,835,639.82
Step by Step Solution
- Step 1: Write the proportion equation
10,985,455.62 : 16,475,426.19 = 5,224,634.10 : x - Step 2: Convert to fraction form
10,985,455.62/16,475,426.19 = 5,224,634.10/x - Step 3: Cross multiply
10,985,455.62x = 16,475,426.19 × 5,224,634.10 - Step 4: Simplify right side
10,985,455.62x = 86,078,073,484,307.06 - Step 5: Solve for x
x = 86,078,073,484,307.06/10,985,455.62 - Step 6: Final answer
x = 7,835,639.82
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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.