Finding the Fourth Proportional to 46,846,953.84, 70,168,088.52 and 19,470,243.12
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Solution
The fourth proportional to 46,846,953.84, 70,168,088.52 and 19,470,243.12 is: 29,162,829.83
Step by Step Solution
- Step 1: Write the proportion equation
46,846,953.84 : 70,168,088.52 = 19,470,243.12 : x - Step 2: Convert to fraction form
46,846,953.84/70,168,088.52 = 19,470,243.12/x - Step 3: Cross multiply
46,846,953.84x = 70,168,088.52 × 19,470,243.12 - Step 4: Simplify right side
46,846,953.84x = 1,366,189,742,750,081 - Step 5: Solve for x
x = 1,366,189,742,750,081/46,846,953.84 - Step 6: Final answer
x = 29,162,829.83
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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.