Finding the Fourth Proportional to 9,903,721.32, 14,855,581.98 and 6,537,141
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Solution
The fourth proportional to 9,903,721.32, 14,855,581.98 and 6,537,141 is: 9,805,711.50
Step by Step Solution
- Step 1: Write the proportion equation
9,903,721.32 : 14,855,581.98 = 6,537,141 : x - Step 2: Convert to fraction form
9,903,721.32/14,855,581.98 = 6,537,141/x - Step 3: Cross multiply
9,903,721.32x = 14,855,581.98 × 6,537,141 - Step 4: Simplify right side
9,903,721.32x = 97,113,034,040,319.19 - Step 5: Solve for x
x = 97,113,034,040,319.19/9,903,721.32 - Step 6: Final answer
x = 9,805,711.50
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1.5x scale
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.