Finding the Fourth Proportional to 15,271,922.03, 21,075,668.12 and 8,303,068.49
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Solution
The fourth proportional to 15,271,922.03, 21,075,668.12 and 8,303,068.49 is: 11,458,460.53
Step by Step Solution
- Step 1: Write the proportion equation
15,271,922.03 : 21,075,668.12 = 8,303,068.49 : x - Step 2: Convert to fraction form
15,271,922.03/21,075,668.12 = 8,303,068.49/x - Step 3: Cross multiply
15,271,922.03x = 21,075,668.12 × 8,303,068.49 - Step 4: Simplify right side
15,271,922.03x = 174,992,715,788,248.88 - Step 5: Solve for x
x = 174,992,715,788,248.88/15,271,922.03 - Step 6: Final answer
x = 11,458,460.53
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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.