Finding the Fourth Proportional to 8,316,203.70, 12,464,974.35 and 4,723,691.70
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Solution
The fourth proportional to 8,316,203.70, 12,464,974.35 and 4,723,691.70 is: 7,080,237.33
Step by Step Solution
- Step 1: Write the proportion equation
8,316,203.70 : 12,464,974.35 = 4,723,691.70 : x - Step 2: Convert to fraction form
8,316,203.70/12,464,974.35 = 4,723,691.70/x - Step 3: Cross multiply
8,316,203.70x = 12,464,974.35 × 4,723,691.70 - Step 4: Simplify right side
8,316,203.70x = 58,880,695,877,807.90 - Step 5: Solve for x
x = 58,880,695,877,807.90/8,316,203.70 - Step 6: Final answer
x = 7,080,237.33
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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.