Finding the Fourth Proportional to 6,932,433.06, 9,566,578.62 and 3,834,875.70
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Solution
The fourth proportional to 6,932,433.06, 9,566,578.62 and 3,834,875.70 is: 5,292,029.45
Step by Step Solution
- Step 1: Write the proportion equation
6,932,433.06 : 9,566,578.62 = 3,834,875.70 : x - Step 2: Convert to fraction form
6,932,433.06/9,566,578.62 = 3,834,875.70/x - Step 3: Cross multiply
6,932,433.06x = 9,566,578.62 × 3,834,875.70 - Step 4: Simplify right side
6,932,433.06x = 36,686,639,881,977.53 - Step 5: Solve for x
x = 36,686,639,881,977.53/6,932,433.06 - Step 6: Final answer
x = 5,292,029.45
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1.5x scale
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.