Finding the Fourth Proportional to 11,038,075.84, 16,555,852.36 and 2,951,681.91
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Solution
The fourth proportional to 11,038,075.84, 16,555,852.36 and 2,951,681.91 is: 4,427,185.56
Step by Step Solution
- Step 1: Write the proportion equation
11,038,075.84 : 16,555,852.36 = 2,951,681.91 : x - Step 2: Convert to fraction form
11,038,075.84/16,555,852.36 = 2,951,681.91/x - Step 3: Cross multiply
11,038,075.84x = 16,555,852.36 × 2,951,681.91 - Step 4: Simplify right side
11,038,075.84x = 48,867,609,915,642.80 - Step 5: Solve for x
x = 48,867,609,915,642.80/11,038,075.84 - Step 6: Final answer
x = 4,427,185.56
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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.