Finding the Fourth Proportional to 11,186,302.41, 15,438,281.81 and 6,837,934.05
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Solution
The fourth proportional to 11,186,302.41, 15,438,281.81 and 6,837,934.05 is: 9,437,073.03
Step by Step Solution
- Step 1: Write the proportion equation
11,186,302.41 : 15,438,281.81 = 6,837,934.05 : x - Step 2: Convert to fraction form
11,186,302.41/15,438,281.81 = 6,837,934.05/x - Step 3: Cross multiply
11,186,302.41x = 15,438,281.81 × 6,837,934.05 - Step 4: Simplify right side
11,186,302.41x = 105,565,952,827,904.95 - Step 5: Solve for x
x = 105,565,952,827,904.95/11,186,302.41 - Step 6: Final answer
x = 9,437,073.03
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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.