Finding the Fourth Proportional to 43,603,560.96, 65,414,918.36 and 12,895,746.26
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Solution
The fourth proportional to 43,603,560.96, 65,414,918.36 and 12,895,746.26 is: 19,346,451.76
Step by Step Solution
- Step 1: Write the proportion equation
43,603,560.96 : 65,414,918.36 = 12,895,746.26 : x - Step 2: Convert to fraction form
43,603,560.96/65,414,918.36 = 12,895,746.26/x - Step 3: Cross multiply
43,603,560.96x = 65,414,918.36 × 12,895,746.26 - Step 4: Simplify right side
43,603,560.96x = 843,574,188,462,100.75 - Step 5: Solve for x
x = 843,574,188,462,100.75/43,603,560.96 - Step 6: Final answer
x = 19,346,451.76
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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.