Finding the Fourth Proportional to 5,376,122.64, 8,064,577.80 and 2,138,925.24
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Solution
The fourth proportional to 5,376,122.64, 8,064,577.80 and 2,138,925.24 is: 3,208,544.55
Step by Step Solution
- Step 1: Write the proportion equation
5,376,122.64 : 8,064,577.80 = 2,138,925.24 : x - Step 2: Convert to fraction form
5,376,122.64/8,064,577.80 = 2,138,925.24/x - Step 3: Cross multiply
5,376,122.64x = 8,064,577.80 × 2,138,925.24 - Step 4: Simplify right side
5,376,122.64x = 17,249,529,006,363.67 - Step 5: Solve for x
x = 17,249,529,006,363.67/5,376,122.64 - Step 6: Final answer
x = 3,208,544.55
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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.