Finding the Fourth Proportional to 16,422,750.80, 24,587,470.20 and 15,529,029.20
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Solution
The fourth proportional to 16,422,750.80, 24,587,470.20 and 15,529,029.20 is: 23,249,426.81
Step by Step Solution
- Step 1: Write the proportion equation
16,422,750.80 : 24,587,470.20 = 15,529,029.20 : x - Step 2: Convert to fraction form
16,422,750.80/24,587,470.20 = 15,529,029.20/x - Step 3: Cross multiply
16,422,750.80x = 24,587,470.20 × 15,529,029.20 - Step 4: Simplify right side
16,422,750.80x = 381,819,542,689,929.81 - Step 5: Solve for x
x = 381,819,542,689,929.81/16,422,750.80 - Step 6: Final answer
x = 23,249,426.81
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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.