Finding the Fourth Proportional to 8,475,439.67, 11,698,225.40 and 5,210,362.68
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Solution
The fourth proportional to 8,475,439.67, 11,698,225.40 and 5,210,362.68 is: 7,191,602.96
Step by Step Solution
- Step 1: Write the proportion equation
8,475,439.67 : 11,698,225.40 = 5,210,362.68 : x - Step 2: Convert to fraction form
8,475,439.67/11,698,225.40 = 5,210,362.68/x - Step 3: Cross multiply
8,475,439.67x = 11,698,225.40 × 5,210,362.68 - Step 4: Simplify right side
8,475,439.67x = 60,951,997,046,388.07 - Step 5: Solve for x
x = 60,951,997,046,388.07/8,475,439.67 - Step 6: Final answer
x = 7,191,602.96
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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.