Finding the Fourth Proportional to 11,689,125.84, 16,130,962.44 and 6,532,482.96
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Solution
The fourth proportional to 11,689,125.84, 16,130,962.44 and 6,532,482.96 is: 9,014,809.04
Step by Step Solution
- Step 1: Write the proportion equation
11,689,125.84 : 16,130,962.44 = 6,532,482.96 : x - Step 2: Convert to fraction form
11,689,125.84/16,130,962.44 = 6,532,482.96/x - Step 3: Cross multiply
11,689,125.84x = 16,130,962.44 × 6,532,482.96 - Step 4: Simplify right side
11,689,125.84x = 105,375,237,267,700.02 - Step 5: Solve for x
x = 105,375,237,267,700.02/11,689,125.84 - Step 6: Final answer
x = 9,014,809.04
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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.