Finding the Fourth Proportional to 46,895,172.54, 64,718,928.28 and 29,506,423.02
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Solution
The fourth proportional to 46,895,172.54, 64,718,928.28 and 29,506,423.02 is: 40,721,122.70
Step by Step Solution
- Step 1: Write the proportion equation
46,895,172.54 : 64,718,928.28 = 29,506,423.02 : x - Step 2: Convert to fraction form
46,895,172.54/64,718,928.28 = 29,506,423.02/x - Step 3: Cross multiply
46,895,172.54x = 64,718,928.28 × 29,506,423.02 - Step 4: Simplify right side
46,895,172.54x = 1,909,624,075,230,721 - Step 5: Solve for x
x = 1,909,624,075,230,721/46,895,172.54 - Step 6: Final answer
x = 40,721,122.70
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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.