Finding the Fourth Proportional to 26,468,411.96, 39,709,353.54 and 15,547,836.44
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Solution
The fourth proportional to 26,468,411.96, 39,709,353.54 and 15,547,836.44 is: 23,325,711.23
Step by Step Solution
- Step 1: Write the proportion equation
26,468,411.96 : 39,709,353.54 = 15,547,836.44 : x - Step 2: Convert to fraction form
26,468,411.96/39,709,353.54 = 15,547,836.44/x - Step 3: Cross multiply
26,468,411.96x = 39,709,353.54 × 15,547,836.44 - Step 4: Simplify right side
26,468,411.96x = 617,394,533,978,055 - Step 5: Solve for x
x = 617,394,533,978,055/26,468,411.96 - Step 6: Final answer
x = 23,325,711.23
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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.