Finding the Fourth Proportional to 39,187,283.96, 58,781,113.70 and 11,893,813.74
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Solution
The fourth proportional to 39,187,283.96, 58,781,113.70 and 11,893,813.74 is: 17,840,777.59
Step by Step Solution
- Step 1: Write the proportion equation
39,187,283.96 : 58,781,113.70 = 11,893,813.74 : x - Step 2: Convert to fraction form
39,187,283.96/58,781,113.70 = 11,893,813.74/x - Step 3: Cross multiply
39,187,283.96x = 58,781,113.70 × 11,893,813.74 - Step 4: Simplify right side
39,187,283.96x = 699,131,617,718,093.12 - Step 5: Solve for x
x = 699,131,617,718,093.12/39,187,283.96 - Step 6: Final answer
x = 17,840,777.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.