Finding the Fourth Proportional to 54,578,307.80, 81,812,349.30 and 27,242,557.40
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Solution
The fourth proportional to 54,578,307.80, 81,812,349.30 and 27,242,557.40 is: 40,836,326.95
Step by Step Solution
- Step 1: Write the proportion equation
54,578,307.80 : 81,812,349.30 = 27,242,557.40 : x - Step 2: Convert to fraction form
54,578,307.80/81,812,349.30 = 27,242,557.40/x - Step 3: Cross multiply
54,578,307.80x = 81,812,349.30 × 27,242,557.40 - Step 4: Simplify right side
54,578,307.80x = 2,228,777,621,834,099.50 - Step 5: Solve for x
x = 2,228,777,621,834,099.50/54,578,307.80 - Step 6: Final answer
x = 40,836,326.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.