Finding the Fourth Proportional to 11,012,098.35, 15,197,126.65 and 7,534,730.53
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Solution
The fourth proportional to 11,012,098.35, 15,197,126.65 and 7,534,730.53 is: 10,398,222.98
Step by Step Solution
- Step 1: Write the proportion equation
11,012,098.35 : 15,197,126.65 = 7,534,730.53 : x - Step 2: Convert to fraction form
11,012,098.35/15,197,126.65 = 7,534,730.53/x - Step 3: Cross multiply
11,012,098.35x = 15,197,126.65 × 7,534,730.53 - Step 4: Simplify right side
11,012,098.35x = 114,506,254,081,201.98 - Step 5: Solve for x
x = 114,506,254,081,201.98/11,012,098.35 - Step 6: Final answer
x = 10,398,222.98
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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.