Finding the Fourth Proportional to 19,584,029.80, 29,376,044.70 and 18,184,349.80
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Solution
The fourth proportional to 19,584,029.80, 29,376,044.70 and 18,184,349.80 is: 27,276,524.70
Step by Step Solution
- Step 1: Write the proportion equation
19,584,029.80 : 29,376,044.70 = 18,184,349.80 : x - Step 2: Convert to fraction form
19,584,029.80/29,376,044.70 = 18,184,349.80/x - Step 3: Cross multiply
19,584,029.80x = 29,376,044.70 × 18,184,349.80 - Step 4: Simplify right side
19,584,029.80x = 534,184,272,565,236.06 - Step 5: Solve for x
x = 534,184,272,565,236.06/19,584,029.80 - Step 6: Final answer
x = 27,276,524.70
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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.