Finding the Fourth Proportional to 45,406,090.84, 68,049,992.58 and 18,448,231
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Solution
The fourth proportional to 45,406,090.84, 68,049,992.58 and 18,448,231 is: 27,648,316.77
Step by Step Solution
- Step 1: Write the proportion equation
45,406,090.84 : 68,049,992.58 = 18,448,231 : x - Step 2: Convert to fraction form
45,406,090.84/68,049,992.58 = 18,448,231/x - Step 3: Cross multiply
45,406,090.84x = 68,049,992.58 × 18,448,231 - Step 4: Simplify right side
45,406,090.84x = 1,255,401,982,664,126 - Step 5: Solve for x
x = 1,255,401,982,664,126/45,406,090.84 - Step 6: Final answer
x = 27,648,316.77
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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.