Finding the Fourth Proportional to 10,944,430.18, 15,103,316.91 and 5,982,893.08
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Solution
The fourth proportional to 10,944,430.18, 15,103,316.91 and 5,982,893.08 is: 8,256,394.23
Step by Step Solution
- Step 1: Write the proportion equation
10,944,430.18 : 15,103,316.91 = 5,982,893.08 : x - Step 2: Convert to fraction form
10,944,430.18/15,103,316.91 = 5,982,893.08/x - Step 3: Cross multiply
10,944,430.18x = 15,103,316.91 × 5,982,893.08 - Step 4: Simplify right side
10,944,430.18x = 90,361,530,225,885.98 - Step 5: Solve for x
x = 90,361,530,225,885.98/10,944,430.18 - Step 6: Final answer
x = 8,256,394.23
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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.