Finding the Fourth Proportional to 30,297,208.24, 45,446,745.48 and 13,249,105.84
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Solution
The fourth proportional to 30,297,208.24, 45,446,745.48 and 13,249,105.84 is: 19,874,066.82
Step by Step Solution
- Step 1: Write the proportion equation
30,297,208.24 : 45,446,745.48 = 13,249,105.84 : x - Step 2: Convert to fraction form
30,297,208.24/45,446,745.48 = 13,249,105.84/x - Step 3: Cross multiply
30,297,208.24x = 45,446,745.48 × 13,249,105.84 - Step 4: Simplify right side
30,297,208.24x = 602,128,740,948,061.50 - Step 5: Solve for x
x = 602,128,740,948,061.50/30,297,208.24 - Step 6: Final answer
x = 19,874,066.82
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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.