Finding the Fourth Proportional to 10,512,587.84, 14,507,368.78 and 5,928,899.36
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Solution
The fourth proportional to 10,512,587.84, 14,507,368.78 and 5,928,899.36 is: 8,181,879.74
Step by Step Solution
- Step 1: Write the proportion equation
10,512,587.84 : 14,507,368.78 = 5,928,899.36 : x - Step 2: Convert to fraction form
10,512,587.84/14,507,368.78 = 5,928,899.36/x - Step 3: Cross multiply
10,512,587.84x = 14,507,368.78 × 5,928,899.36 - Step 4: Simplify right side
10,512,587.84x = 86,012,729,475,025.98 - Step 5: Solve for x
x = 86,012,729,475,025.98/10,512,587.84 - Step 6: Final answer
x = 8,181,879.74
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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.