Finding the Fourth Proportional to 10,031,126.19, 13,847,191.80 and 6,772,354.98
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Solution
The fourth proportional to 10,031,126.19, 13,847,191.80 and 6,772,354.98 is: 9,348,710.86
Step by Step Solution
- Step 1: Write the proportion equation
10,031,126.19 : 13,847,191.80 = 6,772,354.98 : x - Step 2: Convert to fraction form
10,031,126.19/13,847,191.80 = 6,772,354.98/x - Step 3: Cross multiply
10,031,126.19x = 13,847,191.80 × 6,772,354.98 - Step 4: Simplify right side
10,031,126.19x = 93,778,098,345,745.17 - Step 5: Solve for x
x = 93,778,098,345,745.17/10,031,126.19 - Step 6: Final answer
x = 9,348,710.86
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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.