Finding the Fourth Proportional to 11,553,501.56, 15,944,330.25 and 6,396,862.95
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Solution
The fourth proportional to 11,553,501.56, 15,944,330.25 and 6,396,862.95 is: 8,827,946.66
Step by Step Solution
- Step 1: Write the proportion equation
11,553,501.56 : 15,944,330.25 = 6,396,862.95 : x - Step 2: Convert to fraction form
11,553,501.56/15,944,330.25 = 6,396,862.95/x - Step 3: Cross multiply
11,553,501.56x = 15,944,330.25 × 6,396,862.95 - Step 4: Simplify right side
11,553,501.56x = 101,993,695,438,789.23 - Step 5: Solve for x
x = 101,993,695,438,789.23/11,553,501.56 - Step 6: Final answer
x = 8,827,946.66
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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.