Finding the Fourth Proportional to 43,670,366.54, 65,440,854.16 and 17,731,124.99
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Solution
The fourth proportional to 43,670,366.54, 65,440,854.16 and 17,731,124.99 is: 26,570,419.63
Step by Step Solution
- Step 1: Write the proportion equation
43,670,366.54 : 65,440,854.16 = 17,731,124.99 : x - Step 2: Convert to fraction form
43,670,366.54/65,440,854.16 = 17,731,124.99/x - Step 3: Cross multiply
43,670,366.54x = 65,440,854.16 × 17,731,124.99 - Step 4: Simplify right side
43,670,366.54x = 1,160,339,964,191,789.25 - Step 5: Solve for x
x = 1,160,339,964,191,789.25/43,670,366.54 - Step 6: Final answer
x = 26,570,419.63
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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.