Finding the Fourth Proportional to 26,408,272.80, 39,611,936.28 and 10,842,721.44
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Solution
The fourth proportional to 26,408,272.80, 39,611,936.28 and 10,842,721.44 is: 16,263,887.99
Step by Step Solution
- Step 1: Write the proportion equation
26,408,272.80 : 39,611,936.28 = 10,842,721.44 : x - Step 2: Convert to fraction form
26,408,272.80/39,611,936.28 = 10,842,721.44/x - Step 3: Cross multiply
26,408,272.80x = 39,611,936.28 × 10,842,721.44 - Step 4: Simplify right side
26,408,272.80x = 429,501,190,783,069.81 - Step 5: Solve for x
x = 429,501,190,783,069.81/26,408,272.80 - Step 6: Final answer
x = 16,263,887.99
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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.