Finding the Fourth Proportional to 12,177,759.84, 16,805,328.84 and 6,671,014.63
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Solution
The fourth proportional to 12,177,759.84, 16,805,328.84 and 6,671,014.63 is: 9,206,011.29
Step by Step Solution
- Step 1: Write the proportion equation
12,177,759.84 : 16,805,328.84 = 6,671,014.63 : x - Step 2: Convert to fraction form
12,177,759.84/16,805,328.84 = 6,671,014.63/x - Step 3: Cross multiply
12,177,759.84x = 16,805,328.84 × 6,671,014.63 - Step 4: Simplify right side
12,177,759.84x = 112,108,594,553,600.92 - Step 5: Solve for x
x = 112,108,594,553,600.92/12,177,759.84 - Step 6: Final answer
x = 9,206,011.29
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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.