Finding the Fourth Proportional to 16,610,343.20, 24,915,514.80 and 9,779,904.80
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Solution
The fourth proportional to 16,610,343.20, 24,915,514.80 and 9,779,904.80 is: 14,669,857.20
Step by Step Solution
- Step 1: Write the proportion equation
16,610,343.20 : 24,915,514.80 = 9,779,904.80 : x - Step 2: Convert to fraction form
16,610,343.20/24,915,514.80 = 9,779,904.80/x - Step 3: Cross multiply
16,610,343.20x = 24,915,514.80 × 9,779,904.80 - Step 4: Simplify right side
16,610,343.20x = 243,671,362,786,991.06 - Step 5: Solve for x
x = 243,671,362,786,991.06/16,610,343.20 - Step 6: Final answer
x = 14,669,857.20
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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.