Finding the Fourth Proportional to 16,403,207.70, 24,604,811.55 and 15,208,814.10
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Solution
The fourth proportional to 16,403,207.70, 24,604,811.55 and 15,208,814.10 is: 22,813,221.15
Step by Step Solution
- Step 1: Write the proportion equation
16,403,207.70 : 24,604,811.55 = 15,208,814.10 : x - Step 2: Convert to fraction form
16,403,207.70/24,604,811.55 = 15,208,814.10/x - Step 3: Cross multiply
16,403,207.70x = 24,604,811.55 × 15,208,814.10 - Step 4: Simplify right side
16,403,207.70x = 374,210,004,829,482.88 - Step 5: Solve for x
x = 374,210,004,829,482.88/16,403,207.70 - Step 6: Final answer
x = 22,813,221.15
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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.