Finding the Fourth Proportional to 11,186,303.41, 15,438,283.19 and 6,837,935.05
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Solution
The fourth proportional to 11,186,303.41, 15,438,283.19 and 6,837,935.05 is: 9,437,074.42
Step by Step Solution
- Step 1: Write the proportion equation
11,186,303.41 : 15,438,283.19 = 6,837,935.05 : x - Step 2: Convert to fraction form
11,186,303.41/15,438,283.19 = 6,837,935.05/x - Step 3: Cross multiply
11,186,303.41x = 15,438,283.19 × 6,837,935.05 - Step 4: Simplify right side
11,186,303.41x = 105,565,977,736,726.80 - Step 5: Solve for x
x = 105,565,977,736,726.80/11,186,303.41 - Step 6: Final answer
x = 9,437,074.42
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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.