Finding the Fourth Proportional to 10,058,742.86, 15,087,966.78 and 2,485,708.70
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Solution
The fourth proportional to 10,058,742.86, 15,087,966.78 and 2,485,708.70 is: 3,728,526.60
Step by Step Solution
- Step 1: Write the proportion equation
10,058,742.86 : 15,087,966.78 = 2,485,708.70 : x - Step 2: Convert to fraction form
10,058,742.86/15,087,966.78 = 2,485,708.70/x - Step 3: Cross multiply
10,058,742.86x = 15,087,966.78 × 2,485,708.70 - Step 4: Simplify right side
10,058,742.86x = 37,504,290,290,356.98 - Step 5: Solve for x
x = 37,504,290,290,356.98/10,058,742.86 - Step 6: Final answer
x = 3,728,526.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.