Finding the Fourth Proportional to 8,927,239.41, 12,297,723.89 and 6,472,638.09
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Solution
The fourth proportional to 8,927,239.41, 12,297,723.89 and 6,472,638.09 is: 8,916,386.40
Step by Step Solution
- Step 1: Write the proportion equation
8,927,239.41 : 12,297,723.89 = 6,472,638.09 : x - Step 2: Convert to fraction form
8,927,239.41/12,297,723.89 = 6,472,638.09/x - Step 3: Cross multiply
8,927,239.41x = 12,297,723.89 × 6,472,638.09 - Step 4: Simplify right side
8,927,239.41x = 79,598,716,038,353.78 - Step 5: Solve for x
x = 79,598,716,038,353.78/8,927,239.41 - Step 6: Final answer
x = 8,916,386.40
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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.