Finding the Fourth Proportional to 9,740,148.23, 13,435,548.08 and 6,432,472.94
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Solution
The fourth proportional to 9,740,148.23, 13,435,548.08 and 6,432,472.94 is: 8,872,944.99
Step by Step Solution
- Step 1: Write the proportion equation
9,740,148.23 : 13,435,548.08 = 6,432,472.94 : x - Step 2: Convert to fraction form
9,740,148.23/13,435,548.08 = 6,432,472.94/x - Step 3: Cross multiply
9,740,148.23x = 13,435,548.08 × 6,432,472.94 - Step 4: Simplify right side
9,740,148.23x = 86,423,799,359,328.84 - Step 5: Solve for x
x = 86,423,799,359,328.84/9,740,148.23 - Step 6: Final answer
x = 8,872,944.99
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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.