Finding the Fourth Proportional to 13,035,605.05, 19,553,407.64 and 6,951,905.49
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Solution
The fourth proportional to 13,035,605.05, 19,553,407.64 and 6,951,905.49 is: 10,427,858.28
Step by Step Solution
- Step 1: Write the proportion equation
13,035,605.05 : 19,553,407.64 = 6,951,905.49 : x - Step 2: Convert to fraction form
13,035,605.05/19,553,407.64 = 6,951,905.49/x - Step 3: Cross multiply
13,035,605.05x = 19,553,407.64 × 6,951,905.49 - Step 4: Simplify right side
13,035,605.05x = 135,933,442,024,463.81 - Step 5: Solve for x
x = 135,933,442,024,463.81/13,035,605.05 - Step 6: Final answer
x = 10,427,858.28
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1.5x scale
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.