Finding the Fourth Proportional to 8,539,226.04, 11,784,264.80 and 4,671,811.79
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Solution
The fourth proportional to 8,539,226.04, 11,784,264.80 and 4,671,811.79 is: 6,447,172.96
Step by Step Solution
- Step 1: Write the proportion equation
8,539,226.04 : 11,784,264.80 = 4,671,811.79 : x - Step 2: Convert to fraction form
8,539,226.04/11,784,264.80 = 4,671,811.79/x - Step 3: Cross multiply
8,539,226.04x = 11,784,264.80 × 4,671,811.79 - Step 4: Simplify right side
8,539,226.04x = 55,053,867,217,311.55 - Step 5: Solve for x
x = 55,053,867,217,311.55/8,539,226.04 - Step 6: Final answer
x = 6,447,172.96
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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.