Finding the Fourth Proportional to 7,887,025.12, 10,884,598.68 and 4,448,011.36
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Solution
The fourth proportional to 7,887,025.12, 10,884,598.68 and 4,448,011.36 is: 6,138,539.92
Step by Step Solution
- Step 1: Write the proportion equation
7,887,025.12 : 10,884,598.68 = 4,448,011.36 : x - Step 2: Convert to fraction form
7,887,025.12/10,884,598.68 = 4,448,011.36/x - Step 3: Cross multiply
7,887,025.12x = 10,884,598.68 × 4,448,011.36 - Step 4: Simplify right side
7,887,025.12x = 48,414,818,577,681.01 - Step 5: Solve for x
x = 48,414,818,577,681.01/7,887,025.12 - Step 6: Final answer
x = 6,138,539.92
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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.