Finding the Fourth Proportional to 17,354,615.70, 26,013,569.40 and 6,417,777.54
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Solution
The fourth proportional to 17,354,615.70, 26,013,569.40 and 6,417,777.54 is: 9,619,878.90
Step by Step Solution
- Step 1: Write the proportion equation
17,354,615.70 : 26,013,569.40 = 6,417,777.54 : x - Step 2: Convert to fraction form
17,354,615.70/26,013,569.40 = 6,417,777.54/x - Step 3: Cross multiply
17,354,615.70x = 26,013,569.40 × 6,417,777.54 - Step 4: Simplify right side
17,354,615.70x = 166,949,301,430,551.28 - Step 5: Solve for x
x = 166,949,301,430,551.28/17,354,615.70 - Step 6: Final answer
x = 9,619,878.90
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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.