Finding the Fourth Proportional to 17,900,428.17, 26,854,772.04 and 5,603,692.62
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Solution
The fourth proportional to 17,900,428.17, 26,854,772.04 and 5,603,692.62 is: 8,406,831.75
Step by Step Solution
- Step 1: Write the proportion equation
17,900,428.17 : 26,854,772.04 = 5,603,692.62 : x - Step 2: Convert to fraction form
17,900,428.17/26,854,772.04 = 5,603,692.62/x - Step 3: Cross multiply
17,900,428.17x = 26,854,772.04 × 5,603,692.62 - Step 4: Simplify right side
17,900,428.17x = 150,485,887,892,330.34 - Step 5: Solve for x
x = 150,485,887,892,330.34/17,900,428.17 - Step 6: Final answer
x = 8,406,831.75
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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.