Finding the Fourth Proportional to 29,580,545.80, 44,370,818.70 and 13,655,297.80
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Solution
The fourth proportional to 29,580,545.80, 44,370,818.70 and 13,655,297.80 is: 20,482,946.70
Step by Step Solution
- Step 1: Write the proportion equation
29,580,545.80 : 44,370,818.70 = 13,655,297.80 : x - Step 2: Convert to fraction form
29,580,545.80/44,370,818.70 = 13,655,297.80/x - Step 3: Cross multiply
29,580,545.80x = 44,370,818.70 × 13,655,297.80 - Step 4: Simplify right side
29,580,545.80x = 605,896,742,978,308.88 - Step 5: Solve for x
x = 605,896,742,978,308.88/29,580,545.80 - Step 6: Final answer
x = 20,482,946.70
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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.