Finding the Fourth Proportional to 13,959,276.57, 19,263,525.35 and 7,764,190.02
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Solution
The fourth proportional to 13,959,276.57, 19,263,525.35 and 7,764,190.02 is: 10,714,428.54
Step by Step Solution
- Step 1: Write the proportion equation
13,959,276.57 : 19,263,525.35 = 7,764,190.02 : x - Step 2: Convert to fraction form
13,959,276.57/19,263,525.35 = 7,764,190.02/x - Step 3: Cross multiply
13,959,276.57x = 19,263,525.35 × 7,764,190.02 - Step 4: Simplify right side
13,959,276.57x = 149,565,671,233,666.03 - Step 5: Solve for x
x = 149,565,671,233,666.03/13,959,276.57 - Step 6: Final answer
x = 10,714,428.54
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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.