Finding the Fourth Proportional to 16,496,905.35, 22,765,977.06 and 9,155,214.12
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Solution
The fourth proportional to 16,496,905.35, 22,765,977.06 and 9,155,214.12 is: 12,634,332.94
Step by Step Solution
- Step 1: Write the proportion equation
16,496,905.35 : 22,765,977.06 = 9,155,214.12 : x - Step 2: Convert to fraction form
16,496,905.35/22,765,977.06 = 9,155,214.12/x - Step 3: Cross multiply
16,496,905.35x = 22,765,977.06 × 9,155,214.12 - Step 4: Simplify right side
16,496,905.35x = 208,427,394,635,308.06 - Step 5: Solve for x
x = 208,427,394,635,308.06/16,496,905.35 - Step 6: Final answer
x = 12,634,332.94
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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.