Finding the Fourth Proportional to 10,158,785.64, 14,015,133.68 and 5,805,536.63
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Solution
The fourth proportional to 10,158,785.64, 14,015,133.68 and 5,805,536.63 is: 8,009,360.05
Step by Step Solution
- Step 1: Write the proportion equation
10,158,785.64 : 14,015,133.68 = 5,805,536.63 : x - Step 2: Convert to fraction form
10,158,785.64/14,015,133.68 = 5,805,536.63/x - Step 3: Cross multiply
10,158,785.64x = 14,015,133.68 × 5,805,536.63 - Step 4: Simplify right side
10,158,785.64x = 81,365,371,854,483.34 - Step 5: Solve for x
x = 81,365,371,854,483.34/10,158,785.64 - Step 6: Final answer
x = 8,009,360.05
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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.