Finding the Fourth Proportional to 18,598,332.08, 27,896,982.40 and 4,951,595.54
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Solution
The fourth proportional to 18,598,332.08, 27,896,982.40 and 4,951,595.54 is: 7,427,256.01
Step by Step Solution
- Step 1: Write the proportion equation
18,598,332.08 : 27,896,982.40 = 4,951,595.54 : x - Step 2: Convert to fraction form
18,598,332.08/27,896,982.40 = 4,951,595.54/x - Step 3: Cross multiply
18,598,332.08x = 27,896,982.40 × 4,951,595.54 - Step 4: Simplify right side
18,598,332.08x = 138,134,573,631,298.48 - Step 5: Solve for x
x = 138,134,573,631,298.48/18,598,332.08 - Step 6: Final answer
x = 7,427,256.01
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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.