Finding the Fourth Proportional to 16,068,419.48, 22,177,637.36 and 9,545,672.54
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Solution
The fourth proportional to 16,068,419.48, 22,177,637.36 and 9,545,672.54 is: 13,174,940.09
Step by Step Solution
- Step 1: Write the proportion equation
16,068,419.48 : 22,177,637.36 = 9,545,672.54 : x - Step 2: Convert to fraction form
16,068,419.48/22,177,637.36 = 9,545,672.54/x - Step 3: Cross multiply
16,068,419.48x = 22,177,637.36 × 9,545,672.54 - Step 4: Simplify right side
16,068,419.48x = 211,700,463,949,430.06 - Step 5: Solve for x
x = 211,700,463,949,430.06/16,068,419.48 - Step 6: Final answer
x = 13,174,940.09
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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.