Finding the Fourth Proportional to 6,708,545.28, 9,257,849.64 and 3,807,941.76
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Solution
The fourth proportional to 6,708,545.28, 9,257,849.64 and 3,807,941.76 is: 5,254,992.07
Step by Step Solution
- Step 1: Write the proportion equation
6,708,545.28 : 9,257,849.64 = 3,807,941.76 : x - Step 2: Convert to fraction form
6,708,545.28/9,257,849.64 = 3,807,941.76/x - Step 3: Cross multiply
6,708,545.28x = 9,257,849.64 × 3,807,941.76 - Step 4: Simplify right side
6,708,545.28x = 35,253,352,251,956.97 - Step 5: Solve for x
x = 35,253,352,251,956.97/6,708,545.28 - Step 6: Final answer
x = 5,254,992.07
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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.