Finding the Fourth Proportional to 19,163,973.30, 28,748,584.35 and 6,383,145.30
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Solution
The fourth proportional to 19,163,973.30, 28,748,584.35 and 6,383,145.30 is: 9,575,592.09
Step by Step Solution
- Step 1: Write the proportion equation
19,163,973.30 : 28,748,584.35 = 6,383,145.30 : x - Step 2: Convert to fraction form
19,163,973.30/28,748,584.35 = 6,383,145.30/x - Step 3: Cross multiply
19,163,973.30x = 28,748,584.35 × 6,383,145.30 - Step 4: Simplify right side
19,163,973.30x = 183,506,391,075,356.06 - Step 5: Solve for x
x = 183,506,391,075,356.06/19,163,973.30 - Step 6: Final answer
x = 9,575,592.09
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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.