Finding the Fourth Proportional to 19,088,847.12, 26,342,387.44 and 10,386,869.84
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Solution
The fourth proportional to 19,088,847.12, 26,342,387.44 and 10,386,869.84 is: 14,333,759.81
Step by Step Solution
- Step 1: Write the proportion equation
19,088,847.12 : 26,342,387.44 = 10,386,869.84 : x - Step 2: Convert to fraction form
19,088,847.12/26,342,387.44 = 10,386,869.84/x - Step 3: Cross multiply
19,088,847.12x = 26,342,387.44 × 10,386,869.84 - Step 4: Simplify right side
19,088,847.12x = 273,614,949,614,130.81 - Step 5: Solve for x
x = 273,614,949,614,130.81/19,088,847.12 - Step 6: Final answer
x = 14,333,759.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.