Finding the Fourth Proportional to 49,925,611.60, 74,896,711.80 and 19,634,462.80
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Solution
The fourth proportional to 49,925,611.60, 74,896,711.80 and 19,634,462.80 is: 29,454,956.17
Step by Step Solution
- Step 1: Write the proportion equation
49,925,611.60 : 74,896,711.80 = 19,634,462.80 : x - Step 2: Convert to fraction form
49,925,611.60/74,896,711.80 = 19,634,462.80/x - Step 3: Cross multiply
49,925,611.60x = 74,896,711.80 × 19,634,462.80 - Step 4: Simplify right side
49,925,611.60x = 1,470,556,701,679,421 - Step 5: Solve for x
x = 1,470,556,701,679,421/49,925,611.60 - Step 6: Final answer
x = 29,454,956.17
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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.