Finding the Fourth Proportional to 29,968,317.09, 41,356,277.73 and 16,217,281.35
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Solution
The fourth proportional to 29,968,317.09, 41,356,277.73 and 16,217,281.35 is: 22,379,848.34
Step by Step Solution
- Step 1: Write the proportion equation
29,968,317.09 : 41,356,277.73 = 16,217,281.35 : x - Step 2: Convert to fraction form
29,968,317.09/41,356,277.73 = 16,217,281.35/x - Step 3: Cross multiply
29,968,317.09x = 41,356,277.73 × 16,217,281.35 - Step 4: Simplify right side
29,968,317.09x = 670,686,391,536,149.25 - Step 5: Solve for x
x = 670,686,391,536,149.25/29,968,317.09 - Step 6: Final answer
x = 22,379,848.34
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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.