Finding the Fourth Proportional to 7,508,292.13, 10,369,996.74 and 5,089,645.09
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Solution
The fourth proportional to 7,508,292.13, 10,369,996.74 and 5,089,645.09 is: 7,029,508.45
Step by Step Solution
- Step 1: Write the proportion equation
7,508,292.13 : 10,369,996.74 = 5,089,645.09 : x - Step 2: Convert to fraction form
7,508,292.13/10,369,996.74 = 5,089,645.09/x - Step 3: Cross multiply
7,508,292.13x = 10,369,996.74 × 5,089,645.09 - Step 4: Simplify right side
7,508,292.13x = 52,779,602,991,057.01 - Step 5: Solve for x
x = 52,779,602,991,057.01/7,508,292.13 - Step 6: Final answer
x = 7,029,508.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.