Finding the Fourth Proportional to 39,854,764.80, 59,792,644.80 and 14,293,108.80
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Solution
The fourth proportional to 39,854,764.80, 59,792,644.80 and 14,293,108.80 is: 21,443,427.95
Step by Step Solution
- Step 1: Write the proportion equation
39,854,764.80 : 59,792,644.80 = 14,293,108.80 : x - Step 2: Convert to fraction form
39,854,764.80/59,792,644.80 = 14,293,108.80/x - Step 3: Cross multiply
39,854,764.80x = 59,792,644.80 × 14,293,108.80 - Step 4: Simplify right side
39,854,764.80x = 854,622,777,566,154.25 - Step 5: Solve for x
x = 854,622,777,566,154.25/39,854,764.80 - Step 6: Final answer
x = 21,443,427.95
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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.