Finding the Fourth Proportional to 11,603,395.18, 16,009,193.37 and 6,955,484.34
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Solution
The fourth proportional to 11,603,395.18, 16,009,193.37 and 6,955,484.34 is: 9,596,475.17
Step by Step Solution
- Step 1: Write the proportion equation
11,603,395.18 : 16,009,193.37 = 6,955,484.34 : x - Step 2: Convert to fraction form
11,603,395.18/16,009,193.37 = 6,955,484.34/x - Step 3: Cross multiply
11,603,395.18x = 16,009,193.37 × 6,955,484.34 - Step 4: Simplify right side
11,603,395.18x = 111,351,693,781,066.81 - Step 5: Solve for x
x = 111,351,693,781,066.81/11,603,395.18 - Step 6: Final answer
x = 9,596,475.17
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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.