Finding the Fourth Proportional to 17,803,491.12, 26,708,557.68 and 8,088,785.28
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Solution
The fourth proportional to 17,803,491.12, 26,708,557.68 and 8,088,785.28 is: 12,134,686.77
Step by Step Solution
- Step 1: Write the proportion equation
17,803,491.12 : 26,708,557.68 = 8,088,785.28 : x - Step 2: Convert to fraction form
17,803,491.12/26,708,557.68 = 8,088,785.28/x - Step 3: Cross multiply
17,803,491.12x = 26,708,557.68 × 8,088,785.28 - Step 4: Simplify right side
17,803,491.12x = 216,039,788,212,014.97 - Step 5: Solve for x
x = 216,039,788,212,014.97/17,803,491.12 - Step 6: Final answer
x = 12,134,686.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.