Finding the Fourth Proportional to 71,312,427.24, 107,029,721.34 and 70,775,649.96
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Solution
The fourth proportional to 71,312,427.24, 107,029,721.34 and 70,775,649.96 is: 106,224,095.66
Step by Step Solution
- Step 1: Write the proportion equation
71,312,427.24 : 107,029,721.34 = 70,775,649.96 : x - Step 2: Convert to fraction form
71,312,427.24/107,029,721.34 = 70,775,649.96/x - Step 3: Cross multiply
71,312,427.24x = 107,029,721.34 × 70,775,649.96 - Step 4: Simplify right side
71,312,427.24x = 7,575,098,092,876,182 - Step 5: Solve for x
x = 7,575,098,092,876,182/71,312,427.24 - Step 6: Final answer
x = 106,224,095.66
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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.