Finding the Fourth Proportional to 76,962,270.96, 106,218,500.76 and 47,187,653.49
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Solution
The fourth proportional to 76,962,270.96, 106,218,500.76 and 47,187,653.49 is: 65,125,440.63
Step by Step Solution
- Step 1: Write the proportion equation
76,962,270.96 : 106,218,500.76 = 47,187,653.49 : x - Step 2: Convert to fraction form
76,962,270.96/106,218,500.76 = 47,187,653.49/x - Step 3: Cross multiply
76,962,270.96x = 106,218,500.76 × 47,187,653.49 - Step 4: Simplify right side
76,962,270.96x = 5,012,201,808,090,182 - Step 5: Solve for x
x = 5,012,201,808,090,182/76,962,270.96 - Step 6: Final answer
x = 65,125,440.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.