Finding the Fourth Proportional to 6,516,448.48, 9,776,251.93 and 1,967,225.14
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Solution
The fourth proportional to 6,516,448.48, 9,776,251.93 and 1,967,225.14 is: 2,951,314.45
Step by Step Solution
- Step 1: Write the proportion equation
6,516,448.48 : 9,776,251.93 = 1,967,225.14 : x - Step 2: Convert to fraction form
6,516,448.48/9,776,251.93 = 1,967,225.14/x - Step 3: Cross multiply
6,516,448.48x = 9,776,251.93 × 1,967,225.14 - Step 4: Simplify right side
6,516,448.48x = 19,232,088,571,669.52 - Step 5: Solve for x
x = 19,232,088,571,669.52/6,516,448.48 - Step 6: Final answer
x = 2,951,314.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.