Finding the Fourth Proportional to 10,996,958.84, 16,497,811.16 and 3,319,966.76
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Solution
The fourth proportional to 10,996,958.84, 16,497,811.16 and 3,319,966.76 is: 4,980,666.52
Step by Step Solution
- Step 1: Write the proportion equation
10,996,958.84 : 16,497,811.16 = 3,319,966.76 : x - Step 2: Convert to fraction form
10,996,958.84/16,497,811.16 = 3,319,966.76/x - Step 3: Cross multiply
10,996,958.84x = 16,497,811.16 × 3,319,966.76 - Step 4: Simplify right side
10,996,958.84x = 54,772,184,663,957.04 - Step 5: Solve for x
x = 54,772,184,663,957.04/10,996,958.84 - Step 6: Final answer
x = 4,980,666.52
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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.