Finding the Fourth Proportional to 18,237,354.47, 27,365,462.36 and 8,009,404.19
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Solution
The fourth proportional to 18,237,354.47, 27,365,462.36 and 8,009,404.19 is: 12,018,248.00
Step by Step Solution
- Step 1: Write the proportion equation
18,237,354.47 : 27,365,462.36 = 8,009,404.19 : x - Step 2: Convert to fraction form
18,237,354.47/27,365,462.36 = 8,009,404.19/x - Step 3: Cross multiply
18,237,354.47x = 27,365,462.36 × 8,009,404.19 - Step 4: Simplify right side
18,237,354.47x = 219,181,048,847,424.28 - Step 5: Solve for x
x = 219,181,048,847,424.28/18,237,354.47 - Step 6: Final answer
x = 12,018,248.00
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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.