Finding the Fourth Proportional to 16,607,555.20, 24,911,332.80 and 15,544,673.20
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Solution
The fourth proportional to 16,607,555.20, 24,911,332.80 and 15,544,673.20 is: 23,317,009.80
Step by Step Solution
- Step 1: Write the proportion equation
16,607,555.20 : 24,911,332.80 = 15,544,673.20 : x - Step 2: Convert to fraction form
16,607,555.20/24,911,332.80 = 15,544,673.20/x - Step 3: Cross multiply
16,607,555.20x = 24,911,332.80 × 15,544,673.20 - Step 4: Simplify right side
16,607,555.20x = 387,238,527,352,440.94 - Step 5: Solve for x
x = 387,238,527,352,440.94/16,607,555.20 - Step 6: Final answer
x = 23,317,009.80
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1.5x scale
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.