Finding the Fourth Proportional to 13,256,966, 19,877,398.44 and 8,649,374.96
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Solution
The fourth proportional to 13,256,966, 19,877,398.44 and 8,649,374.96 is: 12,968,809.93
Step by Step Solution
- Step 1: Write the proportion equation
13,256,966 : 19,877,398.44 = 8,649,374.96 : x - Step 2: Convert to fraction form
13,256,966/19,877,398.44 = 8,649,374.96/x - Step 3: Cross multiply
13,256,966x = 19,877,398.44 × 8,649,374.96 - Step 4: Simplify right side
13,256,966x = 171,927,072,336,879.09 - Step 5: Solve for x
x = 171,927,072,336,879.09/13,256,966 - Step 6: Final answer
x = 12,968,809.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.