Finding the Fourth Proportional to 54,346,739.09, 74,998,826.12 and 29,567,103.71
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Solution
The fourth proportional to 54,346,739.09, 74,998,826.12 and 29,567,103.71 is: 40,802,780.56
Step by Step Solution
- Step 1: Write the proportion equation
54,346,739.09 : 74,998,826.12 = 29,567,103.71 : x - Step 2: Convert to fraction form
54,346,739.09/74,998,826.12 = 29,567,103.71/x - Step 3: Cross multiply
54,346,739.09x = 74,998,826.12 × 29,567,103.71 - Step 4: Simplify right side
54,346,739.09x = 2,217,498,069,495,467 - Step 5: Solve for x
x = 2,217,498,069,495,467/54,346,739.09 - Step 6: Final answer
x = 40,802,780.56
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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.