Finding the Fourth Proportional to 6,484,433.24, 8,949,606.48 and 4,390,326.06
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Solution
The fourth proportional to 6,484,433.24, 8,949,606.48 and 4,390,326.06 is: 6,059,387.01
Step by Step Solution
- Step 1: Write the proportion equation
6,484,433.24 : 8,949,606.48 = 4,390,326.06 : x - Step 2: Convert to fraction form
6,484,433.24/8,949,606.48 = 4,390,326.06/x - Step 3: Cross multiply
6,484,433.24x = 8,949,606.48 × 4,390,326.06 - Step 4: Simplify right side
6,484,433.24x = 39,291,690,555,888.87 - Step 5: Solve for x
x = 39,291,690,555,888.87/6,484,433.24 - Step 6: Final answer
x = 6,059,387.01
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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.