Finding the Fourth Proportional to 22,352,558.84, 30,839,593.83 and 13,053,420.26
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Solution
The fourth proportional to 22,352,558.84, 30,839,593.83 and 13,053,420.26 is: 18,009,668.68
Step by Step Solution
- Step 1: Write the proportion equation
22,352,558.84 : 30,839,593.83 = 13,053,420.26 : x - Step 2: Convert to fraction form
22,352,558.84/30,839,593.83 = 13,053,420.26/x - Step 3: Cross multiply
22,352,558.84x = 30,839,593.83 × 13,053,420.26 - Step 4: Simplify right side
22,352,558.84x = 402,562,178,910,692.94 - Step 5: Solve for x
x = 402,562,178,910,692.94/22,352,558.84 - Step 6: Final answer
x = 18,009,668.68
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1.5x scale
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.