Finding the Fourth Proportional to 16,340,340.21, 24,487,570.29 and 12,913,562.31
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Solution
The fourth proportional to 16,340,340.21, 24,487,570.29 and 12,913,562.31 is: 19,352,214.26
Step by Step Solution
- Step 1: Write the proportion equation
16,340,340.21 : 24,487,570.29 = 12,913,562.31 : x - Step 2: Convert to fraction form
16,340,340.21/24,487,570.29 = 12,913,562.31/x - Step 3: Cross multiply
16,340,340.21x = 24,487,570.29 × 12,913,562.31 - Step 4: Simplify right side
16,340,340.21x = 316,221,764,760,419.75 - Step 5: Solve for x
x = 316,221,764,760,419.75/16,340,340.21 - Step 6: Final answer
x = 19,352,214.26
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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.