Finding the Fourth Proportional to 15,128,137.29, 22,574,215.22 and 13,497,698.04
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Solution
The fourth proportional to 15,128,137.29, 22,574,215.22 and 13,497,698.04 is: 20,141,272.83
Step by Step Solution
- Step 1: Write the proportion equation
15,128,137.29 : 22,574,215.22 = 13,497,698.04 : x - Step 2: Convert to fraction form
15,128,137.29/22,574,215.22 = 13,497,698.04/x - Step 3: Cross multiply
15,128,137.29x = 22,574,215.22 × 13,497,698.04 - Step 4: Simplify right side
15,128,137.29x = 304,699,940,529,532.12 - Step 5: Solve for x
x = 304,699,940,529,532.12/15,128,137.29 - Step 6: Final answer
x = 20,141,272.83
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.