Finding the Fourth Proportional to 37,119,878.03, 51,226,596.59 and 21,438,611.21
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Solution
The fourth proportional to 37,119,878.03, 51,226,596.59 and 21,438,611.21 is: 29,585,956.26
Step by Step Solution
- Step 1: Write the proportion equation
37,119,878.03 : 51,226,596.59 = 21,438,611.21 : x - Step 2: Convert to fraction form
37,119,878.03/51,226,596.59 = 21,438,611.21/x - Step 3: Cross multiply
37,119,878.03x = 51,226,596.59 × 21,438,611.21 - Step 4: Simplify right side
37,119,878.03x = 1,098,227,087,925,395.12 - Step 5: Solve for x
x = 1,098,227,087,925,395.12/37,119,878.03 - Step 6: Final answer
x = 29,585,956.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.