Finding the Fourth Proportional to 9,514,799.07, 13,130,520.84 and 5,163,922.95
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Solution
The fourth proportional to 9,514,799.07, 13,130,520.84 and 5,163,922.95 is: 7,126,266.93
Step by Step Solution
- Step 1: Write the proportion equation
9,514,799.07 : 13,130,520.84 = 5,163,922.95 : x - Step 2: Convert to fraction form
9,514,799.07/13,130,520.84 = 5,163,922.95/x - Step 3: Cross multiply
9,514,799.07x = 13,130,520.84 × 5,163,922.95 - Step 4: Simplify right side
9,514,799.07x = 67,804,997,911,129.28 - Step 5: Solve for x
x = 67,804,997,911,129.28/9,514,799.07 - Step 6: Final answer
x = 7,126,266.93
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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.