Finding the Fourth Proportional to 11,510,475.84, 15,884,459.64 and 6,353,840.88
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Solution
The fourth proportional to 11,510,475.84, 15,884,459.64 and 6,353,840.88 is: 8,768,302.06
Step by Step Solution
- Step 1: Write the proportion equation
11,510,475.84 : 15,884,459.64 = 6,353,840.88 : x - Step 2: Convert to fraction form
11,510,475.84/15,884,459.64 = 6,353,840.88/x - Step 3: Cross multiply
11,510,475.84x = 15,884,459.64 × 6,353,840.88 - Step 4: Simplify right side
11,510,475.84x = 100,927,329,017,342.08 - Step 5: Solve for x
x = 100,927,329,017,342.08/11,510,475.84 - Step 6: Final answer
x = 8,768,302.06
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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.