Finding the Fourth Proportional to 49,995,726.64, 74,986,012.66 and 13,606,952.62
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Solution
The fourth proportional to 49,995,726.64, 74,986,012.66 and 13,606,952.62 is: 20,408,366.67
Step by Step Solution
- Step 1: Write the proportion equation
49,995,726.64 : 74,986,012.66 = 13,606,952.62 : x - Step 2: Convert to fraction form
49,995,726.64/74,986,012.66 = 13,606,952.62/x - Step 3: Cross multiply
49,995,726.64x = 74,986,012.66 × 13,606,952.62 - Step 4: Simplify right side
49,995,726.64x = 1,020,331,121,427,340 - Step 5: Solve for x
x = 1,020,331,121,427,340/49,995,726.64 - Step 6: Final answer
x = 20,408,366.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.