Finding the Fourth Proportional to 16,125,495.86, 22,252,398.06 and 9,155,259.62
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Solution
The fourth proportional to 16,125,495.86, 22,252,398.06 and 9,155,259.62 is: 12,633,811.89
Step by Step Solution
- Step 1: Write the proportion equation
16,125,495.86 : 22,252,398.06 = 9,155,259.62 : x - Step 2: Convert to fraction form
16,125,495.86/22,252,398.06 = 9,155,259.62/x - Step 3: Cross multiply
16,125,495.86x = 22,252,398.06 × 9,155,259.62 - Step 4: Simplify right side
16,125,495.86x = 203,726,481,406,884.31 - Step 5: Solve for x
x = 203,726,481,406,884.31/16,125,495.86 - Step 6: Final answer
x = 12,633,811.89
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1.5x scale
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.