Finding the Fourth Proportional to 19,968,032.20, 29,952,048.30 and 13,244,038.60
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Solution
The fourth proportional to 19,968,032.20, 29,952,048.30 and 13,244,038.60 is: 19,866,057.90
Step by Step Solution
- Step 1: Write the proportion equation
19,968,032.20 : 29,952,048.30 = 13,244,038.60 : x - Step 2: Convert to fraction form
19,968,032.20/29,952,048.30 = 13,244,038.60/x - Step 3: Cross multiply
19,968,032.20x = 29,952,048.30 × 13,244,038.60 - Step 4: Simplify right side
19,968,032.20x = 396,686,083,834,264.38 - Step 5: Solve for x
x = 396,686,083,834,264.38/19,968,032.20 - Step 6: Final answer
x = 19,866,057.90
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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.