Finding the Fourth Proportional to 19,494,224.88, 29,219,587.56 and 8,130,896.88
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Solution
The fourth proportional to 19,494,224.88, 29,219,587.56 and 8,130,896.88 is: 12,187,273.66
Step by Step Solution
- Step 1: Write the proportion equation
19,494,224.88 : 29,219,587.56 = 8,130,896.88 : x - Step 2: Convert to fraction form
19,494,224.88/29,219,587.56 = 8,130,896.88/x - Step 3: Cross multiply
19,494,224.88x = 29,219,587.56 × 8,130,896.88 - Step 4: Simplify right side
19,494,224.88x = 237,581,453,326,490.81 - Step 5: Solve for x
x = 237,581,453,326,490.81/19,494,224.88 - Step 6: Final answer
x = 12,187,273.66
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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.