Finding the Fourth Proportional to 13,035,617.99, 19,553,427.02 and 6,951,918.39
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Solution
The fourth proportional to 13,035,617.99, 19,553,427.02 and 6,951,918.39 is: 10,427,877.60
Step by Step Solution
- Step 1: Write the proportion equation
13,035,617.99 : 19,553,427.02 = 6,951,918.39 : x - Step 2: Convert to fraction form
13,035,617.99/19,553,427.02 = 6,951,918.39/x - Step 3: Cross multiply
13,035,617.99x = 19,553,427.02 × 6,951,918.39 - Step 4: Simplify right side
13,035,617.99x = 135,933,828,887,860.89 - Step 5: Solve for x
x = 135,933,828,887,860.89/13,035,617.99 - Step 6: Final answer
x = 10,427,877.60
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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.