Finding the Fourth Proportional to 10,334,769.95, 14,261,869.34 and 5,688,455.64
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Solution
The fourth proportional to 10,334,769.95, 14,261,869.34 and 5,688,455.64 is: 7,850,006.48
Step by Step Solution
- Step 1: Write the proportion equation
10,334,769.95 : 14,261,869.34 = 5,688,455.64 : x - Step 2: Convert to fraction form
10,334,769.95/14,261,869.34 = 5,688,455.64/x - Step 3: Cross multiply
10,334,769.95x = 14,261,869.34 × 5,688,455.64 - Step 4: Simplify right side
10,334,769.95x = 81,128,011,084,066.08 - Step 5: Solve for x
x = 81,128,011,084,066.08/10,334,769.95 - Step 6: Final answer
x = 7,850,006.48
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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.