Finding the Fourth Proportional to 23,422,358.53, 32,323,865.07 and 12,968,374.87
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Solution
The fourth proportional to 23,422,358.53, 32,323,865.07 and 12,968,374.87 is: 17,896,916.70
Step by Step Solution
- Step 1: Write the proportion equation
23,422,358.53 : 32,323,865.07 = 12,968,374.87 : x - Step 2: Convert to fraction form
23,422,358.53/32,323,865.07 = 12,968,374.87/x - Step 3: Cross multiply
23,422,358.53x = 32,323,865.07 × 12,968,374.87 - Step 4: Simplify right side
23,422,358.53x = 419,187,999,475,058.75 - Step 5: Solve for x
x = 419,187,999,475,058.75/23,422,358.53 - Step 6: Final answer
x = 17,896,916.70
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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.