Finding the Fourth Proportional to 29,968,352.84, 41,356,327.07 and 16,217,317.10
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Solution
The fourth proportional to 29,968,352.84, 41,356,327.07 and 16,217,317.10 is: 22,379,897.68
Step by Step Solution
- Step 1: Write the proportion equation
29,968,352.84 : 41,356,327.07 = 16,217,317.10 : x - Step 2: Convert to fraction form
29,968,352.84/41,356,327.07 = 16,217,317.10/x - Step 3: Cross multiply
29,968,352.84x = 41,356,327.07 × 16,217,317.10 - Step 4: Simplify right side
29,968,352.84x = 670,688,670,104,417.25 - Step 5: Solve for x
x = 670,688,670,104,417.25/29,968,352.84 - Step 6: Final answer
x = 22,379,897.68
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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.