Finding the Fourth Proportional to 10,671,973.84, 14,727,306.87 and 5,777,194.63
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Solution
The fourth proportional to 10,671,973.84, 14,727,306.87 and 5,777,194.63 is: 7,972,519.38
Step by Step Solution
- Step 1: Write the proportion equation
10,671,973.84 : 14,727,306.87 = 5,777,194.63 : x - Step 2: Convert to fraction form
10,671,973.84/14,727,306.87 = 5,777,194.63/x - Step 3: Cross multiply
10,671,973.84x = 14,727,306.87 × 5,777,194.63 - Step 4: Simplify right side
10,671,973.84x = 85,082,518,202,628 - Step 5: Solve for x
x = 85,082,518,202,628/10,671,973.84 - Step 6: Final answer
x = 7,972,519.38
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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.