Finding the Fourth Proportional to 7,410,315.32, 10,226,235.14 and 4,018,827.32
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Solution
The fourth proportional to 7,410,315.32, 10,226,235.14 and 4,018,827.32 is: 5,545,981.69
Step by Step Solution
- Step 1: Write the proportion equation
7,410,315.32 : 10,226,235.14 = 4,018,827.32 : x - Step 2: Convert to fraction form
7,410,315.32/10,226,235.14 = 4,018,827.32/x - Step 3: Cross multiply
7,410,315.32x = 10,226,235.14 × 4,018,827.32 - Step 4: Simplify right side
7,410,315.32x = 41,097,473,090,150.71 - Step 5: Solve for x
x = 41,097,473,090,150.71/7,410,315.32 - Step 6: Final answer
x = 5,545,981.69
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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.