Finding the Fourth Proportional to 19,470,558.30, 29,161,120.09 and 9,725,258.94
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Solution
The fourth proportional to 19,470,558.30, 29,161,120.09 and 9,725,258.94 is: 14,565,552.74
Step by Step Solution
- Step 1: Write the proportion equation
19,470,558.30 : 29,161,120.09 = 9,725,258.94 : x - Step 2: Convert to fraction form
19,470,558.30/29,161,120.09 = 9,725,258.94/x - Step 3: Cross multiply
19,470,558.30x = 29,161,120.09 × 9,725,258.94 - Step 4: Simplify right side
19,470,558.30x = 283,599,443,855,686.06 - Step 5: Solve for x
x = 283,599,443,855,686.06/19,470,558.30 - Step 6: Final answer
x = 14,565,552.74
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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.