Finding the Fourth Proportional to 29,378,999.60, 44,075,497.80 and 14,220,465.20
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Solution
The fourth proportional to 29,378,999.60, 44,075,497.80 and 14,220,465.20 is: 21,334,085.27
Step by Step Solution
- Step 1: Write the proportion equation
29,378,999.60 : 44,075,497.80 = 14,220,465.20 : x - Step 2: Convert to fraction form
29,378,999.60/44,075,497.80 = 14,220,465.20/x - Step 3: Cross multiply
29,378,999.60x = 44,075,497.80 × 14,220,465.20 - Step 4: Simplify right side
29,378,999.60x = 626,774,082,637,576.50 - Step 5: Solve for x
x = 626,774,082,637,576.50/29,378,999.60 - Step 6: Final answer
x = 21,334,085.27
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1.5x scale
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.